Instruction manual

091505A
164201603-10
DESCRIPTION:
DATE:
DRAWING NO: SHEET:
REVISION:
INTERFACE WIRING INSTALLATION
NOTES AND TERMINAL LOCATIONS
UPS CAN
CARD J3
120 VAC
FROM
CRITICAL
BUS
LINE
NEUTRAL
TWISTED PAIR
GROUND
TERMINAL
RMP II, RIM II, OR SCM II
15 of 15
INSTALLATION INFORMATION
Eaton
®
9390 UPS (20–80 kVA) and 9390IT (20-40 kVA) Installation and Operation Manual S 164201603 Rev 4 www.eaton.com/powerquality
A-60
19. Conduit must be installed between the UPS cabinet and the RMP II, RIM II, or SCM II for
signal wiring. Conduit must be installed between the device and the power source for
power wiring. Install the signal wiring in separate conduit from the power wiring.
20. Conduit and wiring between the UPS and the RMP II, RIM II, or SCM II is to be supplied by
the customer.
21. Maximum distance between the UPS cabinet and RMP II, RIM II, or SCM II is not to exceed
500 feet.
22. Use Class 1 wiring methods (as defined by the NEC) for RMP II, RIM II, or SCM II power
and signal wiring. Power wiring should be a minimum of 22 AWG and a maximum of
14 AWG. The wire should be rated for 1A minimum.
23. RMP II, RIM II, or SCM II signal wiring should be a minimum of 22 AWG and a maximum of
14 AWG. The wire should be twisted pair, rated for 5A maximum.
24. Use only 75C copper wire.
25. 120 Vac for the RMP II, RIM II, or SCM II should be provided from the critical bus by facility
planners or the customer.
26. See Table AD and Chapter 6 for CAN Bridge Card and RMP II, RIM II, or SCM II installation.
RMP, RIM, or SCM Wiring Terminations
From UPS CAN Card To RMP, RIM, or SCM
Tightening Torque
Nm (lb in)
Remarks
J3–6 (TX) TB1–5 (RDX
*
) 0.9 (8)
Use Twisted Pair
J3–7 (TX) TB1–4 (RDX) 0.9 (8)
N/A TB3 Line 0.9 (8)
N/A TB3 Neutral 0.9 (8)
N/A Ground Terminal 2.7 (24) Maximum