Model 91SP Split Core Current Transformer

FEATURES:

4.00" x 7.50"ID

CT can be split apart and reassembled onto the primary conductor without interrupting serrvice. Note: Safety Precautions must be observed.

Conforms to UL 1244, ANSI C57.13 and applicable IEC standards.

Frequency 50 - 400 HZ. Insulation Class 0.6 KV BIL 10 KV

Leads are 16 AWG UL 1015 PVC, 105C

Thermal Rating Factor is 1.33 @ 30C for Ratios through 3000:5A, and 1.00 for Ratios above 3000:5A.

Secondary is available with 1A rating.

Other primary current ratings, up to 8000A are available. Contact factory.

Mounting bracket assemblies available. Contact factory

Part Number	Ratio	ACCURACY @ 60HZ (see NOTE 5 below)(		NOMINAL SECONDARY WINDING RESISTANCE (OHMS)	NOMINAL RELAY ACCURACY AT 20X OVERCURRENT
Part Number	Ratio	± %	BURDEN (VA)	NOMINAL SECONDARY WINDING RESISTANCE (OHMS)	NOMINAL RELAY ACCURACY AT 20X OVERCURRENT
91SP-1000-00	1000:5A	1	10	.26	C15
91SP-1200-00	1200:5A	1	10	.32	C20
91SP-1500-00	1500:5A	1	12	.40	C20
91SP-1600-00	1600:5A	1	12	.42	C20
91SP-2000-00	2000:5A	1	15	.54	C30
91SP-2500-00	2500:5A	1	20	.67	C30
91SP-3000-00	3000:5A	1	25	.81	C40
91SP-3500-00	3500:5A	1	25	.95	C40
91SP-4000-00	4000:5A	1	25	1.1	C50
91SP-5000-00	5000:5A	1	25	1.4	C50
91SP-6000-00	6000:5A	1	30	1.7	C60
91SP-8000-00	8000:5A	1	40	2.3	C80

Note: All Dimensions in inches