| | Avaya Definity WP-91153 Power Unit (SCC) (WP-91153) |  | | | Definity WP-91153 Power Unit (SCC)
Overview:
Power supply for Single Carrier Cabinet (SCC)The inputs to the power supply can be (depending on list version)120 VAC, 60 HZ, 15 Amp to 20 Amp; 3 wires in the power cord: 1 hot wire, 1 neutral wire, and 1 ground wire220 VAC or 240 VAC, 50 Hz, 10 Amp; 3 wires in the power cord, 1 hot wire, 1 neutral wire, and 1 ground wire
 AC power supply also produces ringing voltageHoldover circuit in the power supply allows a system to operate normally during AC power interruptions
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