MGE UPS Systems 40-150kVA user manual Operation, Maintenance

Comet 40-150kVA

	section	description	. .page
Section 2	Installation (continued)
	2.6	Connections	.2 — 4
	2.6.1	Main AC Input	.2 — 4
	2.6.2	Bypass AC Input (Optional)	.2 — 4
	2.6.3	Remote Emergency Power Off (REPO)	.2 — 4
	2.6.4	AC Output	.2 — 5
	2.6.5	Battery	.2 — 5
Section 3	Operation
	3.0	Scope	.3 — 1
	3.1	Power Flow	.3 — 1
	3.1.1	Power Flow, For Normal Operation	.3 — 1
	3.1.2	Power Flow, For On Battery Operation	.3 — 1
	3.1.3	Power Flow, For Bypass Operation	.3 — 2
	3.2	Graphical User Interface, Controls and Indicators	.3 — 2
	3.3	Startup Procedures	.3 — 5
	3.3.1	Preliminary Checks	.3 — 5
	3.3.2	Powering Up the Comet	.3 — 5
	3.4	Inverter Manual Startup	.3 — 5
	3.5	Operating Procedures	.3 — 6
	3.5.1	Normal Operation	.3 — 6
	3.5.2	Operation on Battery Power	.3 — 6
	3.5.3	Battery Duration	.3 — 6
		3.5.3.1 Return to AC Power	.3 — 6
	3.5.4	Overload	.3 — 7
	3.6	Emergency Shutdown Using EPO/REPO	.3 — 8
	3.7	Forced Transfer	.3 — 8
	3.8	Maintenance Bypass	.3 — 8
	3.8.1	From Normal Maintenance Bypass Mode	.3 — 8
	3.8.2	From Maintenance Bypass to Normal Mode	.3 — 9
	3.9	Shutdown Procedures	3 — 10
	3.9.1	Inverter Shutdown	3 — 10
	3.9.2	Powering Down	3 — 10
	3.10	Alarms	3 — 10
Section 4	Maintenance
	4.0	Scope	.4 — 1
	4.1	Battery Safety	.4 — 1
	4.2	Preventive Maintenance	.4 — 1
	4.3	Replacement Parts	.4 — 2

c ii Contents 86-160310-00 E00