GE H
EALTHCARE
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IRECTION
5141177-100, R
EVISION
14
B
RIGHT
S
PEED
E
LITE
, E
DGE
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XCEL
: P
RE
-I
NSTALLATION
Chapter 8 - Power Requirements
Page 131
8–
Power
Req’s
1.)
,
above are based on the use of copper wire, rated 75 C
and run in steel conduit. Ampacity is determined in accordance with the National Electrical
Code (NFPA 70), Table 310-16 (2002)
2.) The minimum feeder size is determined by the ampacity of the circuit protection device listed
above, except where a larger size is necessary to meet total source regulation limits.
3.) A 1/0 (55 sq. mm) ground wire is recommended in all cases.
FEEDER
LENGTH
(MDA TO A1)
FEET (METERS)
MINIMUM FEEDER WIRE SIZE, AWG OR MCM (SQ. MM)/ VAC
200 VAC 220 VAC 240 VAC 380 VAC 400 VAC 420 VAC 440 VAC 460 VAC 480 VAC
50 (15)
1 (45)
2 (35)
3 (30)
4 (22)
4 (22)
4 (22)
4 (22)
4 (22)
4 (22)
100 (30)
1/0 (55)
1/0 (55)
1 (45)
4 (22)
4 (22)
4 (22)
4 (22)
4 (22)
4 (22)
150 (46)
3/0 (85)
2/0 (70)
2/0 (70)
4 (22)
4 (22)
4 (22)
4 (22)
4 (22)
4 (22)
200 (61)
4/0 (100) 4/0 (100) 3/0 (85)
2 (35)
3 (30)
3 (30)
4 (22)
4 (22)
4 (22)
250 (76)
5/0 (125) 5/0 (125) 4/0 (100)
2 (35)
2 (35)
2 (35)
3 (30)
3 (30)
4 (22)
300 (91)
6/0 (170) 5/0 (125) 5/0 (125)
1 (45)
1 (45)
2 (35)
2 (35)
2 (35)
3 (30)
350 (107)
7/0 (215) 6/0 (170) 5/0 (125) 1/0 (55)
1/0 (55)
1 (45)
1 (45)
2 (35)
2 (35)
400 (122)
7/0 (215) 7/0 (215) 6/0 (170) 2/0 (70)
1/0 (55)
1/0 (55)
1 (45)
1 (45)
1 (45)
Table 8-2 Minimum Feeder Wire Size
SUB-FEEDER
LENGTH (A1 TO
PM) FEET
(METERS
)
MINIMUM SUB-FEEDER WIRE, AWG OR MCM (SQ. MM)
200 VAC 220 VAC 240 VAC 380 VAC 400 VAC 420 VAC 440 VAC 460 VAC 480 VAC
32(9.7536)
1/0 (55)
1/0 (55)
1/0 (55)
2 (35)
2 (35)
3 (30)
3 (30)
3 (30)
3 (30)
Table 8-3 Minimum Feeder Wire Size
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