Enterasys Matrix N3 Installation Guide download pdf (Page 44)

Power Supply Requirements

A-2 Specifications and Regulatory Compliance

7C403 Fan Tray

A.2 POWER SUPPLY REQUIREMENTS

The requirements for the 7C203-1 ac power supply module are as follows:

A.3 TORQUE VALUES

The following table describes the recommended torque values to use when installing the N3

chassis using standard threaded fastener machine screws and bolts.

Item Specification

Physical

Dimensions: 27.62 H x 33.0 W x 4.13 D (cm)

10.875 H x 13.0 W x 1.625 D (in.)

Weight: 2.27 kg (5.0 lb)

Mean Time Between Failures (MTBF): 1,712,590 hours

Item Specification

Electrical

Accepts up to (2) 7C203-1 Power Supplies

Each 7C203-1 power supply accepts (1) IEC320 C13 power cord plug

Input Frequency: 50 to 60 Hz

Input (Voltage/Amps): 2 x 100 to 125 Vac ~ 12 A

2 x 200 to 240 Vac ~ 6 A

Input Power: 863 W

Table A-1 Recommended Torque Values by Screw Size

Screw Size Torque in Pounds Bit Size

English Metric -%5 Nominal +%5

N/A N/A 1.42 1.5 1.57 0

2 – 56 1.5 2.85 3.0 3.15 0

4 – 40 2.5 4.75 5.0 5.25 0/1

6 – 32 3.5 8.55 9.0 9.45 1

1 2 ... 39 40 41 42 43 44 45 46

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Enterasys Matrix N3 Installation Guide Page 44