GE 300, 225 manual Power connection separate input utility, Separate Input Rectifier / Bypass

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GE

3.8.3Power connection separate input utility

01USGE	PE Load		PE
		Input rectifier
separate_		D		L1
connection		A
		O	L2
		L
UPS		L3
		N
225-300
SGS
						L1-1
				L2-1		R
						IE
						IF
					T
			L3-1		C
				E
				R
				T
				U
		N	P
			IN
			-
			1
						L3-2
	PE Load					L2-2
	Position of the PE compression lugs in case	PE				L1-2
		Input rectifier
	the cable input is from the bottom of the UPS

2 - INPUT BYPASS

Fig. 3.8.3-1 Power connections Separate Input Utility

Separate Input Rectifier / Bypass

L1-1	Rectifier Phase A	L1-2	Bypass Phase A
L2-1	Rectifier Phase B	L2-2	Bypass Phase B
L3-1	Rectifier Phase C	L3-2	Bypass Phase C
N	Neutral (Bypass)	PE	Ground

The interconnection links BR1, BR2 and BR3 must be removed (see Fig. 3.8.3-2).

Output Load

L1	Load Phase A	L2	Load Phase B	L3 Load Phase C
N	Neutral	PE	Ground

Bus bars BR1, BR2 and BR3 must be removed.

Cable terminations are to the Rectifier/Bypass Input Lugs and Load Output Lugs as shown above. Connect wire to the Lugs using appropriate tools and appropriate torque.

Torque specification for Input/Output and DC power connections on Bus Bars: Section 3.8.1.

OPM_SGS_ISG_M22_M30_0US_V011.doc 25/38 Installation Guide SG Series 225 & 300 kVA