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Electrical Specifications for the MX960 DC Power Supply

Table 1 lists the DC power supply electrical specifications.

Table 1: Power Supply Electrical Specifications

Item

Specification

Normal-Capacity Power Supplies
   

Maximum output power

2800 W

DC input current rating

58 A @ –48 V nominal operating voltage

Maximum input current

70 A

DC input voltage

Operating range: –40 to –72 VDC

Nominal: –48 VDC

Internal Circuit Breaker

80 A

Efficiency

Note:

This value is at full load and nominal voltage.

99%

High-Capacity Power Supplies

Maximum output power

Two-Feed Mode

One-Feed Mode

4100 W

1700 W

DC input voltage

    Nominal: –48 VDC

    Operating range: –40 to –72 VDC

DC nominal input current rating @48 VDC

Two-Feed Mode

One-Feed Mode

104 A for both feeds (54 A and 50 A per feed)

42 A

Maximum input current rating @ 40 VDC input voltage

128 A for both feeds (66 A and 62 A per feed)

52 A

Efficiency

Note:

This value is at full load and nominal voltage.

86%

Table 2: Power System Electrical Specifications

Item

Normal-Capacity

High-Capacity

Redundancy

2+2

2+2

Output power (maximum) per supply

2800 W

Two-feed mode

One-feed mode

4100 W

1700 W

Output power (maximum) per system

5600 W

8200 W

3400 W