108 europe basingstoke, uk 01256 812812 australia queenstown, australia 61-8-8240-2244 canada guelph, ontario (519) 822-2960 st. laurent, quebec (514) 343-9010 usa cheektowaga, ny (716) 630-7030 ? www.hammondmfg.com current transformers - indoor toroidal (ct series) small current transformers toroidal design. ? supplied with 24" insulated secondary leads, terminated with crimped ring connectors. ? suitable for use with bare (uninsulated) primary conductor in circuits up to 600 v (4 kv hi pot); or at higher voltages ? when a suitably insulated conductor is used. all units have 5 a secondary for use with standard ac ammeters with 5 a movements. ? two hole mounting bracket on all models. ? part no. current ratio pri./sec. accuracy % burden va dimensions (inches) mtg. slots ship wt. lb. a b c d e f g h ct50a 50:5 3.2 2 3.75 1.75 3.25 3.00 0.87 2.87 .22 .37 1.3 ct60a 60:5 2.4 2 3.75 1.75 3.25 3.00 0.87 2.87 .22 .37 1.4 ct75a 75:5 2.0 2 3.75 1.75 3.25 3.00 0.87 2.87 .22 .37 1.5 ct100a 100:5 2.0 2 3.75 1.75 3.25 3.00 1.20 2.87 .22 .37 1.1 ct150a 150:5 1.2 2 3.75 1.75 3.25 3.00 1.20 2.87 .22 .37 1.4 ct200a 200:5 1.2 2 4.75 1.75 4.25 4.00 2.20 3.87 .22 .37 1.7 ct250a 250:5 0.6 2 4.75 1.75 4.25 4.00 2.20 3.87 .22 .37 1.7 1.2 5 ct300a 300:5 0.6 2 4.75 1.75 4.25 4.00 2.20 3.87 .22 .37 1.8 1.2 10 ct400a 400:5 0.6 2 4.75 1.75 4.25 4.00 2.20 3.87 .22 .37 1.8 1.2 10 ct500a 500:5 0.3 2 4.75 1.75 4.25 4.00 2.20 3.87 .22 .37 1.8 1.2 20 ct600a 600:5 0.3 2 6.00 1.75 5.25 5.25 3.50 5.12 .28 .37 2.5 1.2 20 CT800A 800:5 0.3 5 6.00 1.75 5.25 5.25 3.50 5.12 .28 .37 2.8 1.2 50 ct1000a 1000:5 0.3 5 7.00 1.75 6.25 6.25 4.50 6.12 .28 .37 3.3 1.2 50 ct1200a 1200:5 0.3 10 8.00 1.75 7.25 7.25 5.50 7.12 .28 .37 3.8 1.2 50 instrument g x h
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