© National Instruments | 1-3
RMX Programmable Power Supplies User Manual
Necessary Cable
• Vinyl cabtire cable (VCTF): Nominal cross-sectional area 5.5 mm
2
, 3 core
• Finished diameter: 10.5 to 14.4 mm in diameter
• Rated voltage: 250 V or higher
• Input terminal end: 14 mm of insulation stripped from conductor for the L and N wires.
Crimping terminal: (round, M4) that fixes the cable insulation in place
for the GND wire
• Length: 3 m or less
Switchboard Breaker Requirements
• Installation must be done in accordance with national wiring rules, such as NFPA 70 "NEC"
and CSA C22.1 "CEC".
• Rated current: 30 A (for safety, breakers whose rated current exceeds 30 A cannot be used)
• Do not power any other equipment from the switchboard breaker.
• Keep the breaker readily accessible at all times.
• Indicate that the breaker is dedicated for use with this product and that it is used to
disconnect the product from the AC power line.
Figure 1-2. Switchboard Diagram
RMX-4125
Switchboard
N
L
N
L
Breaker indication example
For the
RMX-4125 only
30 A
Power cord
RMX-4125
dedicated breaker
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