Eaton POWERWARE 9315 User Manual
Page 36
INSTALLING A REMOTE BATTERY DISCONNECT
EATON Powerware
®
9315 UPS (500–750 kVA) Installation and Operation Manual
S 164201691 Rev 1 www.powerware.com
4-2
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Nominal voltages listed in this chapter are for a lead-acid batteries rated per NEC at
2.00 Vdc per cell.
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Battery strings must be installed according to all applicable codes and regulations,
including NEC, Article 480.
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The UPS to battery cable should be sized for a total maximum voltage drop
of 1% nominal DC Link voltage at maximum current.
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Table 4-1 details the power cable terminations.
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The remote battery disconnect weighs approximately 60.3 kg (133 lb).
It has an ampere interrupting capacity (AIC) of 100,000 at 500 Vdc.
Table 4-1. Remote Battery Disconnect Power Terminations
Number and Type of Accessories Permitted
Terminal
Terminal Function
Size of Termination
Tightening Torque
Nm (lb ft)
Bolt Size
E4 (+)
UPS Battery Input (+)
See Table H on page A-16
E5 (–)
UPS Battery Input (–)
See Table H on page A-16
Breaker (+)
Battery Disconnect (+)
8 – 1 Bolt Mounting
Bus Bar
76 (56)
1/2”
Breaker (–)
Battery Disconnect (–)
8 – 1 Bolt Mounting
Bus Bar
76 (56)
1/2”
Breaker (jumper)
Battery Disconnect
(jumper)
8 – 1 Bolt Mounting
Bus Bar
76 (56)
1/2”
Table 4-2. Remote Battery Disconnect Circuit Breaker Ratings
UPS Model
Circuit Breaker Rating
DC Voltage
9315-750/500
1600
480
9315-750/625
2000
480
9315-750/750
2500
480