Electrical Requirements
5.1 Power Feed
Discovery NM/CT 670 – Standard Integration Instructions
5483063-1EN, Rev.2, ©2015 GE Healthcare
5-3
The minimum feeder size is determined by the current rating (ampacity) of the circuit protection
device listed below. In some cases a larger size may be necessary in accordance with local
regulations for total source.
A 6AWG1/0 (55 sq. mm) ground wire is recommended in all cases.
Table 5-2: D670 Nominal Line Voltage Ranges
The nominal line voltage must fall within one of the ranges listed below
Nominal line voltage (Volt)
380
400
420
440
460
480
Hi-Line Limit, +10% (Volt)
418
440
462
484
506
528
Lo-Line Limit, -10% (Volt)
342
360
378
396
414
432
Continuous line current (Amp)
30
29
27
26
25
24
Momentary line current (Amp)
137
130
124
118
113
108
Maximum line current (Amp)
152
144
137
131
126
120
Minimum recommended circuit protection
rating (Amp)
110
110
100
100
90
90