MGE UPS Systems EX-5, EX-7, EX-11RT manual Hot Swapping the Power Module, 1CXXXXXXX

Installation and User Manual

4.2Hot Swapping the Power Module

This operation can be performed without interrupting the load. Figure 4-1: Disconnecting the Power Module.

	17	Stop the system with the OFF button		20
	1.
		(press more than 3 seconds). System is now
		powered by Bypass AC source.
		Check if UPS is on Bypass AC source by
	XXX FAULT	verifying that:
	1CXXXXXXX	LED 17 is ON (If LED 17 is not ON, do not
OFF	ON	turn the manual bypass and call the after sales
		support department).
20	2.	Turn the manual bypass switch	7	to the
		BYPASS position.
	3.	Switch the battery circuit breaker(s)		14	to the
		OFF position.
	42	CAUTION: Do not switch the Normal AC
	40	source circuit-breaker			8 to
	7	the OFF position.
		Doing so will disconnect
		power to the load.
	4. Loosen three screws to remove the
	8 Step 4 in Tower	Input/Output box.
	configuration		40 and		42
	5.	Disconnect the battery cables

from the Power Module.

The Power Module can be replaced.

The connected equipment is powered by the

Bypass AC source.

Step 4 in Rack configuration.

86-86000-00 B00 Maintenance 4 — 3