2.4 KiB
id, aliases, tags
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Switchgear
Info
Special Equipment
Company Switches
[!info] Also Known As
- Theatrical Switchboards
- Stage Switchboards
Company switches are lighting control devices unique to performance venues like those subject to NEC Article 520: Theaters, Audience Areas of Motion Picture and Television Studios, Performance Areas, and Similar Locations
[!cite] NEC Article 520.2 Stage Switchboard. A permanently installed switchboard, panelboard, or rack containing dimmers or relays with associated overcurrent protective devices, or overcurrent protective devices alone, used primarily to feed stage equipment.
Sequence
1. Preparation
- Initial the OneNote
- In the drawings, locate:
- Riser Diagrams
- House Panels
2. Takeoff
- Build Items in Distribution:
- Panelboards
- Switchboards
- Meter centers
- Generators
- Transfer switches
- Generator connection cabinets
- CT cabinet
- Power monitor
- Takeoff Common Assemblies:
- XFMRs
- Disconnect switches
- Takeoff Items in Item Database:
- Wireway (Trough/Gutter)
- Takeoff Temp Assemblies:
- Fire Pump
- Fire Pump Controller
When building panelboards/switchboards, add terminations according to an example from the schedules. Do not include feeder terminations.
Items to Avoid:
- Tap Boxes
- Bus Duct
- Vault Room
- Anything FPL
- Grounding
- Elevator Room
SPD's/TVSS's
Labor only.
Specific item is not important, but I use
SPLITTERS / SOCKETS / CABINETS/METER SOCKETS & CABINETS/METERING CURRENT TRANSFORMER
(Labor = 1.5hrs)
for consistency.
Submeters/Power Monitors
Panelboards
DISTRIBUTION/DIST PANELS & UNIT LOAD CENTERS/...
Enclosed Circuit Breakers
Treat as disconnect switch.
Generators
Add DISTRIBUTION FITTINGS/GENERATOR SET UP.
Generator Connection Cabinets
Use a Distribution Panel of equal amps.
Transfer Switches
"300A ATS"
Transfer Switches 1200A+
Use 1200A MTS/ATS, and add:
- ==CA.33.14.AMPS==
- Factor 1 = 3
- ==Delete 1200A==
Meter Centers
SWITCHGEAR & METER CENTERS/METER CENTERS/... METERING SECTION
Adjust Factor 1 for meter stacks, delete zeroed items.
3. Review
- Generator
- Ensure takeoff is in the generator Area and System breakdowns
- Put location, quantity, and type on OneNote