York 28971AR manual Field Supplied Wiring

Electrical Data (Continued)

OPTIONAL SINGLE-POINT POWER SUPPLY CONNECTION WITH INDIVIDUAL SYSTEM

CIRCUIT BREAKERS – 3 & 4 COMPRESSOR UNITS (SEE FIG. 7)

(One Field Provided Power Supply Circuit to the chiller. Field connections to Power Terminal Block (standard) or Non-Fused Disconnect (option)

in ‘Option Panel’. Individual System Circuit Breakers in each Motor Control Center.)

						FIELD SUPPLIED WIRING
CHILLER			FIELD PROVIDED POWER SUPPLY				FACTORY PROVIDED (LUGS) WIRE RANGE7
MODEL	VOLTS
YCAS		MCA1	MIN NF	OVER-CURRENT PROTECTION13			TERMINAL BLOCK		NF DISC. SWITCH
			DISC SW2, 9	MIN.3, 5	MAX.4, 6		(LUGS) WIRE RANGE		(LUGS) WIRE RANGE
	380	561	600	600	700		(2)	2/0-500	(2)	250-500
0250EC	460	464	600	500	500		(2)	1/0-300	(2)	250-500
	575	372	400	400	450		(2) # 2-4/0		(3)	2/0-250
	380	651	800	800	800		(2)	2/0-500	(3)	2/0-400
0270EC	460	534	600	600	700		(2)	2/0-500	(2)	250-500
	575	427	600	500	500		(2)	1/0-300	(2)	250-500
	380	678	800	800	800		(3)	1/0-300	(3)	2/0-400
0300EC	460	559	600	600	700		(2)	2/0-500	(2)	250-500
	575	445	600	500	500		(2)	1/0-500	(2)	250-500
	380	745	800	800	800		(3)	1/0-300	(3)	2/0-400
0330EC	460	612	800	700	700		(2)	2/0-500	(3)	2/0-400
	575	487	600	600	600		(2)	1/0-300	(2)	250-500
	380	835	1000	1000	1000		(3)	2/0-500	(4)	4/0-500
0360EC	460	689	800	800	800		(3)	1/0-300	(3)	2/0-400
	575	550	600	600	600		(2)	2/0-500	(2)	250-500
	380	896	1000	1000	1000		(3)	2/0-500	(4)	4/0-500
0400EC	460	739	1000	800	800		(3)	2/0-500	(4)	4/0-500
	575	589	800	700	700		(2)	2/0-500	(3)	2/0-400
	380	991	1200	1200	1200		(3)	2/0-500	(4)	4/0-500
0440EC	460	812	1000	1000	1000		(3)	2/0-500	(4)	4/0-500
	575	647	800	800	800		(2)	2/0-500	(3 )2/0-400

See page 89 for Electrical Data footnotes.

84 YORK INTERNATIONAL