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Square D > On-line Catalog > Products > 06 Transformers > Instrument600 Volt Class: Current Transformers: Multi-Ratio, Rectangular, Split-Core	Search

Supplemental and Obsolescence Digest 174

Instrument
600 Volt Class

Current Transformers: Multi-Ratio, Rectangular, Split-Core

Class 4210 / Refer to Catalog 4210CT9701

Multi-Ratio Current Transformers

 

Models 151R, 312R
Model	Dimensions (inches)
	A	B	C
151R 312R	6.88 4.50	12.25 11.00	4.12 2.38
Multi-Ratio Taps (Models 151R, 312R, 781R, 786R)
Nominal Ratio	Current Ratioc (Amperes)
600:5 1200:5 2000:5 3000:5 4000:5	600/500/450/400/300/250/200/150/100/50:5 1200/1000/900/800/600/500/400/300/200/100:5 2000/1600/1500/1200/1100/800/500/400/300:5 3000/2500/2200/2000/1500/1200/1000/800/500/300:5 4000/3500/3000/2500/2000/1500/1000/500
c Taps in accordance with ANSI C57.13 and NEMA SG-4.
Model	Dimensions (inches)
	A	B	C	D	E
260R 270R 273 560R	2.13 3.56 3.50 3.75	4.25 8.81 6.25 7.45	2.12 3.00 3.27 1.13	4.88 9.25 9.25 5.53	7.25 13.06 11.28 11.19

 

Torroidal Current Transformers, UR/cUR Recognized
60 Hz-Model 312R, 25–400 Hz-Model 151R

Window Size (inches)	Catalog Number (without brackets)a	Currentb Rating (Amperes)	Relay Class c	ANSI Accuracy Classification – 60 Hz Metering Class					Rating Factor 30 oC Ambient	$ Price
				B-0.1	B-0.2	B-0.5	B-0.9	B-1.8
4-1/2	312R601 312R122 312R202 312R302 312R402	600:5MR 1200:5MR 2000:5MR 3000:5MR 4000:5MR	C100 C200 C400 C400 C400	— — — — —	— — — — —	— — — — —	— — — — —	— — — — —	1.5 1.5 1.5 1.5 1.33	1085.00 1242.00 1415.00 1521.00 1613.00
6-7/8	151R601 151R122 151R202 151R302 151R402	600:5MR 1200:5MR 2000:5MR 3000:5MR 4000:5MR	C200 C400 C400 C400 C800	— — — — —	— — — — —	— — — — —	— — — — —	— — — — —	1.33 1.33 1.33 1.33 1.33	1798.00 2099.00 2264.00 2356.00 2423.00

Rectangular Window Current Transformers

 

UR/cUR Recognized, 50–400 Hz

Window Size (inches)	Catalog Number (without brackets)a	Current Rating (Amperes)	ANSI Accuracy Classification—60 Hz Metering Class					Rating Factor 30 oC Ambient	$ Price
			B-0.1	B-0.2	B-0.5	B-0.9	B-1.8
2-1/8 x 4-1/4	260R101 260R151 260R201	100:5 150:5 200:5	1.2 1.2 1.2	2.4 2.4 1.2	— — —	— — —	— — —	1.33 1.33 1.33	414.00 414.00 414.00
	260R301 260R401 260R601	300:5 400:5 600:5	0.6 0.6 0.3	0.6 0.6 0.3	— — —	— — —	— — —	1.33 1.33 1.33	414.00 414.00 414.00
	260R801 260R122 260R162	800:5 1200:5 1600:5	0.3 0.3 0.3	0.3 0.3 0.3	— — —	— — —	— — —	1.33 1.33 1.33	475.00 547.00 547.00
	260R202 260R252 260R302 260R402	2000:5 2500:5 3000:5 4000:5	0.3 0.3 0.3 0.3	0.3 0.3 0.3 0.3	— — — —	— — — —	— — — —	1.33 1.0 1.0 1.0	596.00 596.00 596.00 693.00
3-3/4 x 7-7/16	560R401 560R501 560R601 560R751 560R801	400:5 500:5 600:5 750:5 800:5	1.2 0.6 0.6 0.6 0.6	1.2 1.2 0.6 0.6 0.6	2.4 2.4 1.2 1.2 1.2	— — 2.4 1.2 1.2	— — 2.4 2.4 2.4	1.33 1.33 1.33 1.33 1.33	333.00 333.00 333.00 333.00 333.00
	560R102 560R122 560R152 560R162 560R202	1000:5 1200:5 1500:5 1600:5 2000:5	0.3 0.3 0.3 0.3 0.3	0.3 0.3 0.3 0.3 0.3	0.6 0.6 0.3 0.3 0.3	1.2 0.6 0.6 0.6 0.6	1.2 1.2 0.6 0.6 0.6	1.33 1.33 1.33 1.33 1.33	338.00 338.00 338.00 338.00 349.00
	560R252 560R302 560R322 560R402 560R502	2500:5 3000:5 3200:5 4000:5 5000:5	0.3 0.3 0.3 0.3 0.3	0.3 0.3 0.3 0.3 0.3	0.3 0.3 0.3 0.3 0.3	0.3 0.3 0.3 0.3 0.3	0.6 0.6 0.6 0.6 0.6	1.33 1.33 1.33 1.33 1.33	349.00 349.00 374.00 374.00 407.00

Split-Core Current Transformers

 

Model 270R is UR/cUR Recognized, 60 Hz

Window Size (inches)	Catalog Number (without brackets)a	Current Rating (Amperes)	ANSI Accuracy Classification — 60 Hz Metering Class					Rating Factor 30 oC Ambient	$ Price