
Technical Specification
B.3.3 DC Supply Input (-48 V DC Version)
Notes: Only models M2/---/-----/48V and M2/---/-----/48V use a DC power supply.
Ensure correct polarity is maintained.
The unit must have a protective earth.
Table B.11 DC Power Supply Specification
Item Specification
Rated voltage:
For connection to –48 V DC supplies only.
(PSU input tolerance –42 to –60 V DC). Correct polarity must
always be observed.
Rated current: 9 A
Input connector:
The following parts from AMP or Molex may be used (see
Figure 2.4):
AMP Universal MATE-N-LOK
Housing: AMP no. 1-480700-0
Female terminal (3 needed per housing): AMP no. 926901-1
Molex MLX
Housing: Molex no. 50-84-1030
Female terminal (3 needed per housing): Molex no. 02-08-1002
DC fuse type and
rating:
Fuse in –48 V DC connector (see Figure 2.3) at rear of unit.
Bussmann S505
Littelfuse 215
5x20 mm time delay (T) 1500A breaking capacity (HBC)
IEC/EN 60127-2 Sheet 5
10 A 250 V T HBC
Power consumption 410 W maximum
B.4 Physical Details
Table B.12 Physical Details
Item Specification
Height 89 mm chassis (2RU)
Width 483 mm including fixing brackets
Overall width 482.6 mm including fixing brackets
Depth 543 mm excluding rear connector clearance
Maximum weight 15 kg (33 lbs)
2/1553-FGC 101 1019 Uen A
B-11
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