APC 990-2258B-001 Connect the AC Input and AC Output Cables, Connect the Communication Cables

Connect the AC Input and AC Output Cables

Warning: Use compression type lugs ONLY.

Do not loosen or add cables to any factory preinstalled cables on busbars. Use the front part of busbar for connection only.

See Also: For different grounding configurations please see manual 990-3606.

Dual mains

 Remove the

three busbars A,

B, and C by

removing two M6

screws from each

 busbar.

 Connect the AC input cables and

Connect the Communication Cables

Warning: Make sure that the UPS is completely OFF as the connectors are very close to the power busbars.

J106 (XR Battery Enclosure) and J108 (EPO)

Note: Use only 1-1½ mm² copper wire for the connection of the Emergency Power Off (EPO) and other optional

Single mains



 Connect the AC input cables

and the neutral to the input

the neutral to the input cable landings.

equipment.

Note: The UPS must be connected to either a dry contact or a 24 VDC EPO (Emergency Power Off) switch.





cable landings.

Connect the AC output cables and the neutral to the output cable landings.

Connect the ground cables to the studs (earth symbol beneath) using a screw.

	 Connect the

	bypass cables and	Note: The external EPO +24 VDC, 1500 mA circuit can be
	the neutral to the
		supplied through other vendors.
	bypass cable
	landings.	Note: Always follow the pin connection procedures from
	 Connect the
		the top and work down: J106 (8-1), J108 (1-6).
	output cables and
	the neutral to the
	output cable
	landings.		J108 pin connections:
			1 Normally open EPO
	 Connect the
			2 Normally open EPO return
	ground cables to		3 Normally closed EPO
	the studs (earth		4 Normally closed EPO return
			5 +24 V SELV supply
	symbol beneath)
			6 SELV ground
	using a screw.	 J106 pin connections:
Connect the DC Battery Cables		8 Ext. charging control return
		6	Q3 active return
(if applicable)		7 External control of charging
		4	Battery measurement supply*
		5	Q3 active
		3	Battery unit quantity*
 Connect battery cables BAT+,		2	Max. battery temperature*
		1	Battery measurement return*

BAT–, and N to the battery cable			* Should be used with MGE Galaxy
landings.			3500 XR Enclosures


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