Chapter 3: Installation

Connect Power - CMS960 (8 slot) and CMS240 (2 slot), DC only

Power Requirements

Power requirements for connecting the DC power to the Tenor CMS960 (8 slot) and Tenor CMS240 (2 slot) are as follows:

Voltage range -40V to -60V DC

Maximum current: 6 Amps (CMS240), 16 Amps (CMS960)

You must provide short circuit (over current) protection in case of accidental wire crossing or reversed polarity connection.

Material Requirements

Stranded copper wire that is a minimum of 14 AWG (American Wire Gage) or a maximum of 10 AWG (min 2.0 mm2, max 5.0 mm2) and insulation rated at a minimum of 90° C or better must be used for all wires to the power inlets.

Connect Power

WARNING: Before making any changes to the wiring of your Tenor CMS, turn off both circuit breakers and open the upstream disconnect switches at the source of the DC power feeds.

NOTE: The electrical installation must comply with the National Electrical Code 1996 or other country specific electrical installation.

NOTE: For illustration purposes, the CMS240 (2 slot) is shown.

Figure 3-13DC Circuit Breaker and Power Inlet

On

Off

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Console

10/100 Ethernet

 

 

 

 

4

3

26

15

Link TX/RX

 

-48 RTN

CPU

Config

1 2 3 4

Off On

 

 

 

 

 

 

 

 

4

3

2

1

2

7

 

 

8

Chassis Rear

Circuit Breaker

On

Off

1

0

 

-48 RTN

Power Inlet

3-14

P/N 480-0005-00-15

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HP 480-0005-00-15 manual Connect Power CMS960 8 slot and CMS240 2 slot, DC only, Chassis Rear Circuit Breaker, Power Inlet