Specifications

St. David Catholic School Manning Architects
Gym and Classroom Replacement N10.024.00
New Orleans, Louisiana July 20, 2012
PANELBOARDS 16400 -4
208Y/120V Distribution: 400V 400V 400V
480Y/277V Distribution: 800V 800V 800V
9. SPD shall have a minimum EMI/RFI filtering of up to –30 dB over the range of 100
kHz to 100 MHz.
10. SPD shall be provided with one set of NO/NC dry contacts.
11. The manufacturer of the electrical equipment in which the TVSS is installed shall
warrant the integrated TVSS device to be free from defects in material and workmanship
for a period of ten (10) years from the date of invoice the manufacturer or its authorized
sales channel.
OVERCURRENT PROTECTIVE DEVICES
Molded-Case Circuit Breaker: NEMA AB 1, with interrupting capacity to meet available fault
currents.
1. Thermal-Magnetic Circuit Breakers: Inverse time-current element for low-level
overloads, and instantaneous magnetic trip element for short circuits. Adjustable
magnetic trip setting for circuit-breaker frame sizes 250 A and larger.
2. GFCI Circuit Breakers: Single- and two-pole configurations with 5mA trip sensitivity.
3. Application Listing: Appropriate for application; Type SWD for switching fluorescent
lighting loads; Type HACR for heating, air-conditioning, and refrigerating equipment.
4. Shunt Trip: 120-V trip coil energized from separate circuit, set to trip at 55 percent of
rated voltage. Verify exact voltage of shunt trip with fire alarm vendor.
Fused Switch: NEMA KS 1, Type HD; clips to accommodate indicated fuses; lockable handle.
PART 3 - EXECUTION
INSTALLATION
Install panelboards and accessories according to NEMA PB 1.1.
Mounting Heights: Top of trim 86 inches above finished floor, unless otherwise indicated.
Highest switch or breaker at 72” max above finished floor.
Mounting: Plumb and rigid without distortion of box. Mount recessed panelboards with fronts
uniformly flush with wall finish.
Install filler plates in unused protective device spaces.
Wiring in Panelboard Gutters: Arrange conductors into groups and bundle and wrap with wire
ties after completing load balancing.
Locate panelboards so that ratings are not reduced by heat from external sources.