Crompton Instruments 2 Data Sheet

2SFT

Model 2

indow Diameter 1.0", 1.05", 1.13"

W

2SHT 2RL 2DRL

Application:

Generally for ammeter use only.

Frequency:

50-400Hz

Insulation Level:

600 Volts, 10kV BIL full wave

Rating Factor:

2.0 @ 30°C amb

• Flexible leads are UL 1015 105°C,
CSA approved #16 AWG, 24” long

• Non-standard length to be specified

• Terminals are brass studs No. 8-32
UNC with one flat washer, lockwasher
and regular nut

• SHT and SFT case styles also available
as SHL and SFL with leads

• Mounting bracket kit when required for
Model 2SHT

• Approximate weight: 0.5 lb

Approvals

UL 257877

CSA 223647

Models 2SFT, 2SHT, 2RL Model 2DRL

Catalogue Current Ratio Accuracy Burden Accuracy Burden
Number at 60Hz VA at 60Hz at 60Hz at 60Hz

2**-500 50:5 ± 3% 1.5 ± 2% 1.5
2**-600 60:5 ± 2% 2.0 ± 1% 2.5
2**-750 75:5 ± 2% 2.0 ± 1% 3.5
2**-800 80:5 ± 2% 2.0 ± 1% 4.0
2**-101 100:5 ± 1% 2.0 ± 1% 5.0
2**-121 120:5 ± 1% 2.5 ± 1% 5.0
2**-1250 125:5 ± 1% 2.5 ± 1% 5.0
2**-151 150:5 ± 1% 4.0 ± 1% 8.0
2**-201 200.5 ± 1% 4.0 ± 1% 10.0
2**-251 250:5 ± 1% 6.0 ± 1% 12.5
2**-301 300:5 ± 1% 8.0 ± 1% 15.0
2**-401 400:5 ± 1% 10.0 ± 1% 20.0

*NOTE: When ordering, prefix Catalogue Number with model designation

required, i.e. 2SFT–301, 2RL–301 or 2DRL–301, etc.

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