Crompton Instruments 7 Data Sheet

7SFT

7SHT

7RL

13

Model 7

Window Diameter 2.50"

Application:

With ammeters, wattmeters
and cross current compensation.

Frequency:

50-400Hz

Insulation Level:

600 Volts, 10kV BIL full wave

• 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

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

• Mounting bracket kit when required
for Model 7SHT

• Approximate weight: 1.5 lbs

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

7 **-101 100:5 ± 2% 2.0
7 **-151 150:5 ± 1% 5.0
7 **-201 200:5 ± 1% 5.0
7 **-251 250:5 ± 1% 5.0
7 **-301 300:5 ± 1% 12.5
7 **-401 400:5 ± 1% 15.0
7 **-501 500:5 ± 1% 25.0
7 **-601 600:5 ± 1% 30.0
7 **-751 750:5 ± 1% 30.0
7 **-801 800:5 ± 1% 35.0
7 **-102 1000:5 ± 1% 35.0
7 **-122 1200:5 ± 1% 35.0
7 **-152 1500:5 ± 1% 40.0
7 **-162 1600:5 ± 1% 45.0

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

required, i.e. 7SFT – 500, 7RL – 500, etc.

Approvals

CSA 223647

UL 257877