Specifications

Issue 6 February 2007 403
DC power
DC-powered cabinets that contain a J58890CF power-distribution unit require a source of -42.5
VDC to -56 VDC at up to 75 A.
Circuit-breaker sizes for AC and DC cabinets
The following tables list the circuit-breaker sizes for all AC-powered cabinets and DC-powered
cabinets.
MCC1 AC power distribution Single phase 176-264 VAC 200 volts to 240 volts, 50-60 Hz
NEMA L6-30R. Configurations
that are installed outside the
US require a receptacle
suitable that is for use in the
country of installation.
SCC1 AC power supply
(1217A power unit)
Single phase 120 VAC with
neutral
Single phase of 220 VAC or
Single phase of 240 VAC
120 VAC, 60 Hz NEMA 5-20R
or 5-15R
220-VAC to 240-VAC at a
country-specific receptacle
Table 31: Cabinet AC power sources (continued)
Cabinet style and power-
distribution unit
Power sources Power input receptacles
2 of 2
Cabinet Circuit breaker size (A)
AC-powered cabinets
CMC1 (120 VAC) 60 Hz 15
CMC1 (240 VAC) 50 Hz 10
MCC1 (120 VAC) 60 Hz 50
MCC1 (208 VAC) 60 Hz 30
MCC1 (240 VAC) 60 Hz 30
MCC1 (200 VAC to 240 VAC)
50 Hz to 60 Hz
30
SCC1 (120 VAC) 15 or 20
Auxiliary cabinet (120 VAC) 20