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.obsidian/graph.json
Vendored
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"repelStrength": 10,
"linkStrength": 1,
"linkDistance": 250,
"scale": 0.13163395511369996,
"scale": 0.18454855383603416,
"close": false
}
charlotte-south-end-hotel.md
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---
id:
aliases: []
title: Charlotte South End Hotel
tags:
- occupational/project
---
# Charlotte South End Hotel
nfpa-70_110_requirements.md
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---
# Article 110 Requirements for Electrical Installations
## Part I. General
## Part I. General ^p1
### 110.1 Scope.
### 110.1 Scope. ^1
This article covers general requirements
for the examination and approval, installation and use,
@@ -27,28 +27,28 @@ and tunnel installations.
> [!info] Informational Note:
> See Informative Annex J for information regarding ADA accessibility design.
### 110.2 Approval.
### 110.2 Approval. ^2
The conductors and equipment required or permitted by this Code shall be acceptable only if approved.
> [!info] Informational Note:
> See 90.7, Examination of Equipment for Safety, and 110.3, Examination, Identification, Installation, and Use of
> See 90.7, Examination of Equipment for Safety,
> and 110.3, Examination, Identification, Installation, and Use of Equipment.
> See definitions of Approved, Identified, Labeled, and Listed.
Equipment. See definitions of Approved, Identified, Labeled, and Listed.
### 110.3 Examination, Identification, Installation, Use, and Listing (Product Certification) of Equipment. ^3
### 110.3 Examination, Identification, Installation, Use, and Listing (Product Certification) of Equipment.
#### 110.3(A) Examination.
#### 110.3(A) Examination. ^3a
In judging equipment, considerations such as the following shall be evaluated:
* (1) Suitability for installation and use in conformity with this Code
> [!info] Informational Note No. 1:
> Equipment may be new, reconditioned, refurbished, or remanufactured.
> [!info] Informational Note No. 1:
> Equipment may be new, reconditioned, refurbished, or remanufactured.
> [!info] Informational Note No. 2:
> Suitability of equipment use may be identified by a description marked on or provided with a product to identify the suitability of the product for a specific purpose, environment, or application. Special conditions of use or other limitations and other pertinent information may be marked on the equipment, included in the product instructions, or included in the appropriate listing and labeling information. Suitability of equipment may be evidenced by listing or labeling.
> [!info] Informational Note No. 2:
> Suitability of equipment use may be identified by a description marked on or provided with a product to identify the suitability of the product for a specific purpose, environment, or application. Special conditions of use or other limitations and other pertinent information may be marked on the equipment, included in the product instructions, or included in the appropriate listing and labeling information. Suitability of equipment may be evidenced by listing or labeling.
* (2) Mechanical strength and durability, including, for parts designed to enclose and protect other equipment, the adequacy of the protection thus provided
@@ -64,36 +64,36 @@ In judging equipment, considerations such as the following shall be evaluated:
* (8) Other factors that contribute to the practical safeguarding of persons using or likely to come in contact with the equipment
#### 110.3(B) Installation and Use.
#### 110.3(B) Installation and Use. ^3b
Equipment that is listed, labeled, or both shall be installed and used in accordance with any instructions included in the listing or labeling.
#### 110.3(C) Listing.
#### 110.3(C) Listing. ^3c
Product testing, evaluation, and listing (product certification) shall be performed by recognized qualified electrical testing laboratories and shall be in accordance with applicable product standards recognized as achieving equivalent and effective safety for equipment installed to comply with this Code.
> [!info] Informational Note:
> The Occupational Safety and Health Administration (OSHA) recognizes qualified electrical testing laboratories that perform evaluations, testing, and certification of certain products to ensure that they meet the requirements of both the construction and general industry OSHA electrical standards. If the listing (product certification) is done under a qualified electrical testing laboratory program, this listing mark signifies that the tested and certified product complies with the requirements of one or more appropriate product safety test standards.
### 110.4 Voltages.
### 110.4 Voltages. ^4
Throughout this Code, the voltage considered shall be that at which the circuit operates. The voltage rating of electrical equipment shall not be less than the nominal voltage of a circuit to which it is connected.
### 110.5 Conductors.
### 110.5 Conductors. ^5
Conductors used to carry current shall be of copper, aluminum, or copper-clad aluminum unless otherwise provided in this Code.
Where the conductor material is not specified, the sizes given in this Code shall apply to copper conductors. Where other materials are used, the size shall be changed accordingly.
### 110.6 Conductor Sizes.
### 110.6 Conductor Sizes. ^6
Conductor sizes are expressed in American Wire Gage (AWG) or in circular mils.
### 110.7 Wiring Integrity.
### 110.7 Wiring Integrity. ^7
Completed wiring installations shall be free from short circuits, ground faults, or any connections to ground other than as required or permitted elsewhere in this Code.
### 110.8 Wiring Methods
### 110.8 Wiring Methods ^8
Only wiring methods recognized as suitable
are included in this Code.
@@ -102,13 +102,13 @@ shall be permitted to be installed
in any type of building or occupancy,
except as otherwise provided in this Code.
### 110.9 Interrupting Rating.
### 110.9 Interrupting Rating. ^9
Equipment intended to interrupt current at fault levels shall have an interrupting rating at nominal circuit voltage at least equal to the current that is available at the line terminals of the equipment.
Equipment intended to interrupt current at other than fault levels shall have an interrupting rating at nominal circuit voltage at least equal to the current that must be interrupted.
### 110.10 Circuit Impedance, Short-Circuit Current Ratings, and Other Characteristics.
### 110.10 Circuit Impedance, Short-Circuit Current Ratings, and Other Characteristics. ^10
The overcurrent protective devices, the total impedance, the equipment short-circuit current ratings, and other characteristics of the circuit to be protected shall be selected and coordinated to permit the circuit protective devices used to clear a fault to do so without extensive damage to the electrical equipment of the circuit. This fault shall be assumed to be either between two or more of the circuit conductors or between any circuit conductor and the equipment grounding conductor(s) permitted in 250.118. Listed equipment applied in accordance with their listing shall be considered to meet the requirements of this section.
@@ -128,18 +128,16 @@ Equipment not identified for outdoor use and equipment identified only for indoo
> See Table 110.28 for appropriate enclosure-type designations.
> [!info] Informational Note No. 4:
> Minimum flood provisions are provided in NFPA 5000-2015 Building Construction and Safety Code, the
International Building Code (IBC), and the International Residential Code for One- and Two-Family Dwellings (IRC).
> Minimum flood provisions are provided in NFPA 5000-2015 Building Construction and Safety Code,
> the International Building Code (IBC),
> and the International Residential Code for One- and Two-Family Dwellings (IRC).
### 110.12 Mechanical Execution of Work.
Electrical equipment shall be installed in a neat and workmanlike manner.
> [!info] Informational Note:
> Accepted industry practices are described in ANSI/NECA 1-2015, Standard for Good Workmanship in Electrical
Construction, and other ANSI-approved installation standards.
> Accepted industry practices are described in ANSI/NECA 1-2015, Standard for Good Workmanship in Electrical Construction, and other ANSI-approved installation standards.
#### 110.12(A) Unused Openings.
@@ -156,14 +154,10 @@ Internal parts of electrical equipment, including busbars, wiring terminals, ins
Cables and conductors installed exposed on the surfaces of ceilings and sidewalls shall be supported by the building structure in such a manner that the cables and conductors will not be damaged by normal building use. Such cables and conductors shall be secured by hardware including straps, staples, cable ties, hangers, or similar fittings designed and installed so as not to damage the cable. The installation shall also conform with 300.4 and 300.11. Nonmetallic cable ties and other nonmetallic cable accessories used to secure and support cables in other spaces used for environmental air (plenums) shall be listed as having low smoke and heat release properties.
> [!info] Informational Note No. 1:
> Accepted industry practices are described in ANSI/ NECA/FOA 301-2009, Standard for Installing and Testing
Fiber Optic Cables, and other ANSI-approved installation standards.
> Accepted industry practices are described in ANSI/NECA/FOA 301-2009, Standard for Installing and Testing Fiber Optic Cables, and other ANSI-approved installation standards.
> [!info] Informational Note No. 2:
> See 4.3.11.2.6.5 and 4.3.11.5.5.6 of NFPA 90A-2018, Standard for the Installation of Air-Conditioning and
Ventilating Systems, for discrete combustible components installed in accordance with 300.22(C).
> See 4.3.11.2.6.5 and 4.3.11.5.5.6 of NFPA 90A-2018, Standard for the Installation of Air-Conditioning and Ventilating Systems, for discrete combustible components installed in accordance with 300.22(C).
> [!info] Informational Note No. 3:
> Paint, plaster, cleaners, abrasives, corrosive residues, or other contaminants may result in an undetermined alteration of optical fiber cable properties.
@@ -220,12 +214,16 @@ shall be based on Table 310.16 as appropriately modified by 310.12.
* (a) Termination provisions of equipment for circuits rated 100 amperes or less,
or marked for 14 AWG through 1 AWG conductors,
shall be used only for one of the following:
* (1) Conductors rated 60°C (140°F).
* (2) Conductors with higher temperature ratings,
provided the ampacity of such conductors
is determined based on the 60°C (140°F) ampacity of the conductor size used.
* (3) Conductors with higher temperature ratings
if the equipment is listed and identified for use with such conductors.
* (4) For motors marked with design letters B, C, or D,
conductors having an insulation rating of 75°C (167°F) or higher
shall be permitted to be used,
@@ -236,7 +234,9 @@ shall be based on Table 310.16 as appropriately modified by 310.12.
for circuits rated over 100 amperes,
or marked for conductors larger than 1 AWG,
shall be used only for one of the following:
* (1) Conductors rated 75°C (167°F)
* (2) Conductors with higher temperature ratings,
provided the ampacity of such conductors
does not exceed the 75°C (167°F) ampacity of the conductor size used,
@@ -247,10 +247,10 @@ shall be based on Table 310.16 as appropriately modified by 310.12.
Separately installed pressure connectors shall be used with conductors at the ampacities not exceeding the ampacity at the listed and identified temperature rating of the connector.
Informational Note:
With respect to 110.14(C)(1) and (C)(2),
equipment markings or listing information may additionally restrict
the sizing and temperature ratings of connected conductors.
> [!info] Informational Note:
> With respect to 110.14(C)(1) and (C)(2),
> equipment markings or listing information may additionally restrict
> the sizing and temperature ratings of connected conductors.
#### 110.14(D) Terminal Connection Torque.
@@ -259,22 +259,22 @@ shall be as indicated on equipment
or in installation instructions provided by the manufacturer.
An approved means shall be used to achieve the indicated torque value.
Informational Note No. 1:
Examples of approved means of achieving the indicated torque values
include torque tools or devices such as shear bolts
or breakaway-style devices with visual indicators
that demonstrate that the proper torque has been applied.
> [!info] Informational Note No. 1:
> Examples of approved means of achieving the indicated torque values
> include torque tools or devices such as shear bolts
> or breakaway-style devices with visual indicators
> that demonstrate that the proper torque has been applied.
Informational Note No. 2:
The equipment manufacturer can be contacted
if numeric torque values are not indicated on the equipment
or if the installation instructions are not available.
Informative Annex I of UL Standard 486A-486B, Standard for Safety-Wire Connectors,
provides torque values in the absence of manufacturer's recommendations.
> [!info] Informational Note No. 2:
> The equipment manufacturer can be contacted
> if numeric torque values are not indicated on the equipment
> or if the installation instructions are not available.
> Informative Annex I of UL Standard 486A-486B, Standard for Safety-Wire Connectors,
> provides torque values in the absence of manufacturer's recommendations.
Informational Note No. 3:
Additional information for torquing threaded connections and terminations
can be found in Section 8.11 of NFPA 70B-2019, Recommended Practice for Electrical Equipment Maintenance.
> [!info] Informational Note No. 3:
> Additional information for torquing threaded connections and terminations
> can be found in Section 8.11 of NFPA 70B-2019, Recommended Practice for Electrical Equipment Maintenance.
### 110.15 High-Leg Marking.
nfpa-70_200.md
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timestamped/2025-10-15_09-32-00.md
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---
id: 2025-10-15T09:32:00
aliases: []
title: 2025-10-15 09:32:00
tags:
- authorship/original
- destiny/permanent
- occupational/takeoff
- status/draft
- type/timestamped
date-created: 2026-03-10T14:04:51-04:00
dg-publish: true
---
# 2025-10-15 09:32:00
%%
Content extracted from [[wiring-method-selection]],
timestamp based on my teams message to Joel.
%%
## Vanderbilt Central Neighborhood Residential College Spec Interpretation
[[vanderbilt-central-neighborhood-residential-college]]
> [!cite] Project Specifications (pp.)
> Fittings for Type EMT Duct Raceways:
> * Coupling Method: Compression coupling or Setscrew coupling.
> Setscrew couplings with only single screw per conduit are unacceptable.
> [!quote] Joel Jansen via Microsoft Teams @ 2025-10-15 09:33 AM
> use set screw 🙂
timestamped/2026-02-12_09-49-56.md
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@@ -23,7 +23,7 @@ yearly: "[[2026]]"
Applies to "Equipment intended to interrupt current".
[[nfpa-70_110_requirements#110.9 Interrupting Rating.|NEC 110.9 Interrupting Rating.]]
[[nfpa-70_110_requirements#^9|NEC 110.9 Interrupting Rating.]]
Maximum current that the equipment can interrupt without damage.
Measured in amperes, usually shown as kAIC.
@@ -32,7 +32,7 @@ Measured in amperes, usually shown as kAIC.
* "withstand rating"
[[nfpa-70_110_requirements#110.10 Circuit Impedance, Short-Circuit Current Ratings, and Other Characteristics.|NEC 110.10 Circuit Impedance, Short-Circuit Current Ratings, and Other Characteristics.]]
[[nfpa-70_110_requirements#^10|NEC 110.10 Circuit Impedance, Short-Circuit Current Ratings, and Other Characteristics.]]
Applies to **assemblies**: distribution equipment like switchboards, panelboards, switches, etc.
timestamped/2026-03-09_15-50-49.md
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@@ -34,11 +34,13 @@ Please confirm you have received this email and respond with any questions or co
### Project Specification Callouts
* **Conduit:**
%% GRC, coupling specs, etc. %%
* EMT Fittings: _---Spec 260510 2.4(N)(2) (p. 2226)_
* Smaller than trade size 2-1/2": Compression
* Trade size 2-1/2" and larger: Set-screw
* **Wire:**
* Material: Aluminum 100A and larger _---E021 "ALUMINUM FEEDER SCHEDULE" Note 1(b)_
* Acceptable Manufacturers: _---Spec 260510-2 (p. 2224)_
* Material: Aluminum 1 AWG and larger _---Spec 260510 2.2(C)(1) (p. 2224)_
* Acceptable Manufacturers: _---Spec 260510 2.2(D) (p. 2224)_
* Encore Wire
* General Cable
* Okonite
@@ -48,69 +50,80 @@ Please confirm you have received this email and respond with any questions or co
* Southwire
* **MC Cable:**
* Application: Concealed feeders and branch circuits _---Spec XXXXXX (p. XXXX)_
%% Branch homeruns only; Not permitted %%
* Acceptable Manufacturers: _---Spec 260510-2 (p. 2224)_
* Application: "dry locations only where approved by code authority."
_---Spec 260510 2.4(N)(8) (p. 2227)_
* Acceptable Manufacturers: _---Spec 260510 2.2(E) (p. 2224)_
* Alflex
* AFC
* America Metal Moulding
* Encore Wire
* Southwire
* ==Conductors: Copper _---Spec XXXXXX (p. XXXX)_==
* ==Armor: Steel _---Spec XXXXXX (p. XXXX)_==
* ==Jacket: PVC _---Spec XXXXXX (p. XXXX)_==
* **Steel Box Depth:**
* Telecom: 2-1/8" _---Spec XXXXXX (p. XXXX)_
* Security: 2-1/8" _---Spec XXXXXX (p. XXXX)_
* Other Applications: Not specified
%% 1-1/2", 2-1/8" %%
* **Steel Box Depth:** Not specified _---Spec 260510 2.12(A) (p. 2231)_
* **Floor Boxes:** Sheet metal with brass or aluminum covers _---Spec XXXXXX (p. XXXX)_
* **Floor Boxes:** _---Spec 260510 2.12(E) (p. 2231)_
* Box Material:
* Slab on grade: Cast iron
* Slabs above grade: Stamped steel
* Cover Material: Not specified.
* **Wiring Devices:**
* Units:
* Current rating: Unspecified. Assuming 15A for takeoff.
* Standard/Decora: Unspecified. Assuming Toggle/Duplex for takeoff.
%% 15A Decora %%
* BOH/Common Areas:
* Current rating: Unspecified. Assuming 20A for takeoff.
* Standard/Decora: Unspecified. Assuming Toggle/Duplex for takeoff.
%% 20A Toggle/Duplex %%
* All Areas:
* Current rating: 20A _---Spec 260510 2.16(B)(1) (p. 2231)_
* Standard/Decora: Decora _---Spec 260510 2.16(D) (p. 2231)_
* **Switchboards:**
* Acceptable Manufacturers: _---Spec XXXXXX (p. XXXX)_
* ???
* Bus Material: ??? _---Spec XXXXXX (p. XXXX)_
* Interrupting Current Rating: ???
* Bus Material: "aluminum or copper, tin or silver plated" _---Spec 262000 2.6(C)(4) (p. 2297)_
* OCPD Interrupting Current Ratings: Not specified.
* Acceptable Manufacturers: _---Spec 262000 2.17(C) (p. 2307)_
* Eaton
* ABB/GE
* Schneider Electric
* Siemens
* **Distribution Panelboards:**
* Acceptable Manufacturers: _---Spec XXXXXX (p. XXXX)_
* ???
* Bus Material: ??? _---Spec XXXXXX (p. XXXX)_
* Breaker Types: ??? _---Spec XXXXXX (p. XXXX)_
%% Snap-on, bolt on %%
* Interrupting Current Rating: ???
* **Panelboards:**
* Bus Material: "silver plated copper or electro-tin plated aluminum"
_---Spec 262000 2.8(E) (p. 2303)_
* Breaker Types: Bolt-on _---Spec 262000 2.9(C) (p. 2303)_
* **Load Centers:**
* Acceptable Manufacturers: _---Spec XXXXXX (p. XXXX)_
* ???
* Bus Material: ??? _---Spec XXXXXX (p. XXXX)_
* Breaker Types: ??? _---Spec XXXXXX (p. XXXX)_
%% Snap-on, bolt on %%
* Interrupting Current Rating: ???
* OCPD Interrupting Current Ratings:
* Distribution Panelboards: Not specified.
* Lighting and Appliance Panelboards: Not less than 10kAIC
_---Spec 262000 2.10(A)(3) (p. 2304)_
* Acceptable Manufacturers: _---Spec 262000 2.17(C) (p. 2307)_
* Eaton
* ABB/GE
* Schneider Electric
* Siemens
* **Transformers:**
* Winding Material: ??? _---Spec XXXXXX (p. XXXX)_
* K-Rating: ???
%% Windings AL or CU, K-rating %%
* Winding Material:
"Transformer windings shall be manufacturer's standard design,
copper or aluminum conductor. Bussing shall be copper."
_---Spec 262002.5(L) (p. 2296)_
* K-Rating: Only as shown (None shown)
_---Spec 262002.5(K) (p. 2295)_
* **Generator:** (1) 500kW Diesel
* Enclosure Specs: ??? _---Dwg. E014_
* Remote Tank: ???
* Tank Size: ??? _---Spec XXXXXX (p. XXXX)_
* Load Banks: ??? _---Spec XXXXXX (p. XXXX)_
* Acceptable Manufacturers: _---Spec 263213-3 (p. 2323)_
* Acceptable Manufacturers: _---Spec 262000 2.17(D) (p. 2307)_
* Eaton
* ABB/GE
* Heavy Duty
* MGM
* Siemens
* Schneider Electric
* United Power Corp
* **Generator:** (1) 500kW Diesel _---Dwg. E05-12_
* Enclosure Specs: Not specified.
* Remote Tank: None shown or specified.
* Tank Size: 12hrs at full load _---Spec 263213 2.7(C) (p. 2326)_
* Load Banks: None shown or specified.
* Acceptable Manufacturers: _---Spec 263213 2.1(A) (p. 2323)_
* Caterpillar Tractor Co.
* Cummins/Power Generation
* Kohler Power Systems (MTU Engine Only)
@@ -125,28 +138,31 @@ Please confirm you have received this email and respond with any questions or co
### PDI System Execution Plan
* **Primaries:**
%% Installation only, (9) 6" PVC %%
* **Primaries:** Wiring only, duct bank by others.
* **Secondaries:**
*
* **Secondaries:** Aluminum bus duct. _---Spec 262000 2.11(D) (p. 2305)_
%% PVC UG, GRC Stub-ups, AL %%
* **Feeders:**
PVC UG, EMT OH;
Size and material per E05-10 schedule
==(Transformer primaries and secondaries all copper)==
==(AL 100A and larger,==
==transformer primaries and secondaries all copper)==
%% PVC UG, EMT OH, AL over 100A, 2% VD %%
%% Emergency Feeds MI Cable %%
* **Unit Subfeeds:** ???
* **Unit Subfeeds:** #12 Multi-Circuit MC OH (alternate for voltage drop)
%% MC OH AL, VD per Chart on E5.01 %%
* **Units:**
* ???
%% [[2026-03-10_13-51-32#Voltage Drop]] %%
* **==Units==:**
* VFCU HVAC
* 20A Decora Switches
* 20A Decora Receptacles
%% 15A Decora, Disposals, T-stat, Floor Boxes, Shade Control, Doorbells, Dimmer Switches, etc. %%
* **Telecom:**
* **Telecom:** Rough-in only
* ???
%% 42" MSDE, No Cable Homeruns, (1) 1" Back to IDF, CAT6 with Stub-ups %%
@@ -164,21 +180,24 @@ Please confirm you have received this email and respond with any questions or co
### Lighting Control
* **Basis of Takeoff:** ??? _---???_
%% Code Minimum per Energy Code Assigned, P&S, PDI Design %%
* **Basis of Takeoff:** Central dimming system per P&S, PDR quote.
* **Area:** _---Dwg. E06-01 "LIGHTING CONTROL NARRATIVE"_
*
* Units: Master Switch, Digital Standalone Control, 0-10V dimming.
* Amenity: Digital Central Control, 0-10V dimming
* Garage: Integral dimming occupancy sensors, 120V wiring only.
%% Assign Method to Areas: Line Voltage, Low-Voltage Stand Alone or Centralized System %%
### Tasks/Quotes Needed for WBS
%% Delete any completed %%
%%
* Electrical Constructability Review
* Electrical VDC
* Coordination Study
* DAS Public Safety Raceway Design
%%
<!--
DAS Public Safety Raceway Design is necessary
timestamped/2026-03-10_13-51-32.md
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---
id: 2026-03-10T13:51:32-04:00
aliases: []
title: 2026-03-10 13:51:32
tags:
- authorship/original
- destiny/permanent
- status/draft
- type/timestamped
dg-publish: true
date-created: 2026-03-10T13:51:32-04:00
daily: "[[2026-03-10]]"
weekly: "[[2026-W11]]"
monthly: "[[2026-03]]"
quarterly: "[[2026-Q1]]"
yearly: "[[2026]]"
---
# 2026-03-10 13:51:32
## Charlotte South End Hotel Spec Interpretation
[[charlotte-south-end-hotel|Charlotte South End Hotel]]
### EMT Fittings
> [!quote] Spec 260510 2.4(E)
> EMT - Electrical metallic tubing, "thin wall" zinc coated steel, enameled interior, ANSI C80.3, UL-797,
> assembled using concrete tight and rain tight gland-ring compression threaded type fittings
> except where alternate type fittings are allowable by the NEC
> and authorities have jusrisdiction \[sic\].
> [!quote] Spec 260510 2.4(N)(2)
> EMT connectors - Provide gland ring compression threaded fittings, except-
> * a. Concrete tight double set screw type connectors
> are acceptable in 2 1/2-inch and larger sizes
> in dry locations only.
> [!quote] Joel Jansen 2026-03-10 (pp.)
> Takeoff as specified
### Liquid-Tight Conduit
> [!quote] Spec 260510 2.4(G)
> Liquid-tight flexible metallic raceway
> shall be similar to standard flexible steel conduit
> except encased in liquid tight neoprene outer jacket.
No definition is provided for a liquid-tight flexible non-metallic raceway
> [!quote] Spec 260510 2.4(G)(7) (text decoration added)
> Provide _liquid-tight flexible conduit_
> for each motor and rotating device for power and control, ~~computer room~~[^1]
> and for other equipment requiring adjustments or removal for service
> in mechanical rooms or where subject to moisture or weather.
> [!quote] Joel Jansen 2026-03-10 (pp.)
>
[^1]: I feel fairly confident this is erroneous.
### Voltage Drop
> [!quote] Spec 260510 2.2(C)(4) (text decoration added)
> Sizing of conductors and conduits
> shall be solely the responsibility of the Contractor
> and shall be based on the NEC, [[nfpa-70_310_conductors_for_general_wiring|Article 310]].
> Ampacity shall be equal to, or greater than, the required load specified.
> ==Voltage drop shall be no greater than that allowed by the NEC.==
> [!quote] Dwg. E00-00 "GENERAL PRICING NOTES" Note 9
> PROVIDE ALLOWANCE TO UPSIZE FEEDERS/BRANCH CIRCUITS
> (OVER 100 FEET FOR 120/208V, OVER 200 FEET FOR 277/480V)
> FOR A MAXIMUM OF 3% VOLTAGE DROP.
### Lighting Control
> [!quote] LD 03-XX Typical Master Switch Callout
> MASTER - TO CONTROL ENTRY AND ROOM ONLY. ELECTRICAL ENGINEER TO SPECIFY ENERGY CODE COMPLIANT “MASTER OFF” FOR THE REQUIRED GUESTROOM LOADS. GMLD RECOMMENDS LUTRON’S "CODE-SMART" SYSTEM THAT POWERS THE LIGHTING SHOWN HERE AS WELL AS TAKES INPUT FROM THIRD-PARTYDOOR CONTACTS, THERMOSTATS AND OCCUPANCY SENSORS. THIS SYSTEM MEETS THE ENERGY CODE REQUIREMENT TO TURN OFF LOADS AFTER A SPECIFIC PERIOD OF TIME AND ALSO PREVENTS LOADS FROM TURNING ON OR OFF UNEXPECTEDLY IN THE MIDDLE OF THE NIGHT.
Lighting control quote does not include master switches
> [!quote] PDR Lutron Lighting Control Quote 2025-12-10
> (13) Pre-Assembled Processor Panel,
> (14) Athena Centralized Din Lighting Control Panel,
> (14) DALI ESN Panel,
> (14) QS Sensor Module,
> (4) Touchscreen,
> (112) QS Wired Keypads,
> (2) Partition Sensor,
> (31) Wired Occupancy Sensor,
> (2) 5 Contact Closure Inputs and 5 Relay Outputs
> [!quote] Proposal 2025-12-12, Pricing Summary
> Lighting Controls – Lutron (turnkey) $ 850,000
Assuming that this line includes master switches
based on sum of quote and switch allowance
> [!quote] PDR Lutron Lighting Control Quote 2025-12-10, Pricing Summary –Turnkey
> Lighting Control: Lutron $ 738,400.00
> [!quote] 2025.12.09 - Charlotte South End Hotel - Bid Sheet v16-4-2, "Add-On Items"
> master switch in guestrooms - TBD | $ 72,023
### EV Chargers
> [!quote] Proposal 2025-12-12, Alternates
> Add: (21) EV-Capable and (3) EV-Installed per Building Connected $ 38,000
Panel LG's schedule (E06-13)
shows (10) 40A/2P circuits
with description "EV CHARGER".
These circuits are not shown on the electrical set,
nor are any chargers besides.
> this is a quote
wiring-method-selection.md
+1 -9
View File
@@ -175,15 +175,7 @@ but may not be acceptable.
> These are usually only mentioned in specifications
> to say that they are unacceptable.
> [!info] Edge Case: [[vanderbilt-central-neighborhood-residential-college]]
>
> > [!cite] Vanderbilt Central Neighborhood Residential College - Project Specifications (pp.)
> > Fittings for Type EMT Duct Raceways:
> > * Coupling Method: Compression coupling or Setscrew coupling.
> > Setscrew couplings with only single screw per conduit are unacceptable.
>
> > [!quote] Joel Jansen via Microsoft Teams @ 2025-10-15 09:33 AM
> > use set screw 🙂
[[2025-10-15_09-32-00#Vanderbilt Central Neighborhood Residential College Spec Interpretation]]
## Standard Outdoor Wiring Methods