| Frequency rating |
50/60 Hz |
| Interrupt rating |
200 kAIC |
| Nominal Discharge Current |
20 kA |
| Operating voltage |
320 L-N, 320 L-G, 320 N-G, 640 L-L |
| Used with |
Switchboard, busways and panelboards (PRL1a, 2a, 3a, 3e, 4) |
| Voltage rating |
277/480 wye (4W+G) |
| Surge current |
160 kA per phase |
| Short-circuit rating |
200 kA |
| Operating temperature |
-40 to 50 °C |
| Mounting Method |
Internal integrated |
| Type |
SPD |
| Special features |
Meets or exceeds the requirements specified in IBC ®2006, CBC2007, and UBC®Zone 4. Audible alarm with silence button. Form C relay contact. EMI/RFI filtering, providing up to 50 dB of noise attenuation from 10 kHz to 100 MHz. Surge counter with rest button |