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2.4.2 Characteristics of the Output Contacts
Relay Type: Normally Open.
Max. voltage: 250 V AC, 30V DC.
Max. current: 2 A.
Cable: 4 x 0.93 mm 2 , ¯ 6.6 ±0.3 mm.
2.4.3 Characteristics of the Input Contacts
Switched voltage: 5 V DC.
Consumption: 10 mA.
Cable: 4 x 0.34 mm 2 , ¯ 5 ±0.5 mm.
Output alarms are always activated on the conditions stated unless requested by customer to operate on other
conditions.
Input contacts are designed for remote UPS operation. Use extreme caution when using these contacts so as not
to endanger persons or compromise the UPS load.
2.5 Check Points Before and After Start Up
Before starting the Galaxy 3000, be certain that you fully understand the operation of the indicators, controls, and
operational sequences. MGE UPS SYSTEMS offers professional start up services in most countries. It is
suggested that before applying power to your Galaxy 3000, your contract with MGE for a professional start up with
an MGE Field Engineer.
Pre-Start Up Safety Check List:
◗ All power and control wires have been properly connected and securely tightened.
◗ The upstream and downstream protective devices are not tripped, and have been sized properly for the
UPS and load requirements.
◗ The input voltage is the same as indicated on the UPS nameplate, located inside the door of the Galaxy
3000 UPS module.
◗ Make certain that no objects block the air intake underneath and around the front bottom of the UPS mod-
ule and the air exhaust on the top of the UPS module is free of obstructions.
◗ The optional maintenance bypass circuit breakers QB1 and CB2 (if present) are in the OFF (open) posi-
tion.
◗ The battery disconnect circuit breaker QF1 is in the OFF (open) position.
Post-Start Up Safety Check List:
After initial start-up of the system, normal operation should be tested. At the minimum, the following tests should
be performed as applicable to your installation.
◗ Emergency power off (EPO) test.
◗ Remote emergency power off (REPO) test (if applicable).
◗ Inverter start and stop.
◗ Battery transfer test.
◗ Maintenance bypass procedure.
Galaxy 3000 10-30kVA
Installation2 — 6
86-172010-00 C05