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Part
CT-HSC-020, -050

CT-HMC-100, -200

CT-SCS-0050, -0100
CT-SCM-0100, -0200, -0400, -0600
Window Size1 cm (0.4”)2.5 cm (1.0”)1.9 cm (.75”)3.2 cm (1.25”)
Output Signal333 mV at rated current333 mV at rated current333 mV at rated current333 mV at rated current
Useful Current Range0.25-40 Amps
0.25-80 Amps
1-200 Amps
1-300 Amps

1-65, 2-130 Amps

5-130, 4-260, 8-520,
12-780 Amps
Nominal Rating20, 50 Amps100, 200 Amps50, 100 Amps100, 200, 400, 600 Amps
Accuracy
<0.5% at rated current

<1.0% at rated current
+/- 1% at 10% to 130% of rated current+/- 1% at 10% to 130% of rated current
Dimensions2.6 x 2.9 x 4.2 cm
(1.04 x 1.16” x 1.64”)
4.7 x 4.7 x 7.0 cm
(1.85 x 1.85 x 2.76”)
5.08 x 5.34 x 1.55 cm
(2.0 x 2.1 x 0.6”)
8.26 x 8.6 x 2.54 cm
(3.3 x 3.4 x 1.0”)
Weight91 g (3.2 oz)221 g (7.8 oz)136 g (4.8 oz)340 g (12 oz)
Output LeadLeads 2.7 m (8 ft) twisted pair, 20 AWGLeads 2.7 m (8 ft) twisted pair, 22 AWGLeads 2.7 m (8 ft) twisted pair, 20 AWGLeads 2.7 m (8 ft) twisted pair, 20 AWG
Safety RequirementsUL Recognized:
UL STD 61010-1
Certified to:
CAN/CSA STD C22.2
No. 61010-1
UL Recognized:
UL STD 61010-1
Certified to:
CAN/CSA STD C22.2
No. 61010-1
Conforms to UL STD
61010-1
Certified to CAN/CSA STD
C22.2
No. 61010
Conforms to UL STD
61010-1
Certified to CAN/CSA STD
C22.2
No. 61010
Working VoltageMaximum 600 Vrms
Category III
Maximum 600 Vrms
Category III
Maximum 600 Vrms
Category III
Maximum 600 Vrms
Category III