Page 1-6
G900X/G950 Installation and Maintenance Manual – G900X Installation Overview
Revision D
190-00719-00
1.3.2 Power
Specifications
With the exception of J605 of the GIA 63W, all LRUs are capable of operating at either 14 or 28 VDC.
See the individual LRU specific Environmental Qualification Form for details on surge ratings and
minimum/maximum operating voltages. See Table 1-3 for current draw specifications.
Table 1-3. G900X/G950 LRU Current Specifications
LRU
Maximum 14
Volt Current
Draw
Maximum 28
Volt Current
Draw
GDU 1040
3.36 A
2.50 A
GMA 1347
3.75 A
1.75 A
GEA 71
1.00 A
0.50 A
GDC 74A
410 mA
200 mA
GRS 77/
GMU 44
600 mA
300 mA
GTX 33
3.10 A
1.60 A
GCU 476
277 mA
140 mA
GDL 69(A)
650 mA
350 mA
GRT 10
44 mA
44 mA
GIA 63W
(J601)
N/A
0.3 A
(not transmitting)
4.3 A
(transmitting)
GIA 63W
(J605)
2.0 A
1.0 A
GWX 68
4.0 A
2.0 A
