2SFT-251 Tyco Electronics, 2SFT-251 Datasheet
2SFT-251
Manufacturer Part Number
2SFT-251
Description
Current Transformer
Manufacturer
Tyco Electronics
Datasheet
1.2RL-101.pdf
(1 pages)
Specifications of 2SFT-251
Input Current
250A
Frequency Range
50Hz To 400Hz
Transformer Mounting
Chassis
Secondary Current Nom
5A
Winding Configuration
250
Power Rating
6VA
Mounting Type
Foot Mounted
Transformer Type
Current
Lead Free Status / RoHS Status
na
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,
• Non-standard length to be specified
• Terminals are brass studs No. 8-32
• SHT and SFT case styles also available
• Mounting bracket kit when required for
• Approximate weight: 0.5 lb
CSA 223647
Approvals
8
CSA approved #16 AWG, 24” long
UNC with one flat washer, lockwasher
and regular nut
as SHL and SFL with leads
Model 2SHT
UL 257877
2SFT
*NOTE: When ordering, prefix Catalogue Number with model designation
Model 2
Window Diameter 1.0", 1.05", 1.13"
Catalogue
Number
2**-500
2**-600
2**-750
2**-800
2**-101
2**-121
2**-1250
2**-151
2**-201
2**-251
2**-301
2**-401
required, i.e. 2SFT–301, 2RL–301 or 2DRL–301, etc.
2SHT
400:5
200.5
300:5
250:5
100:5
Current Ratio
120:5
150:5
125:5
50:5
60:5
80:5
75:5
Models 2SFT, 2SHT, 2RL
Accuracy
at 60Hz
± 3%
± 2%
± 2%
± 2%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
2RL
Burden
VA at 60Hz
10.0
4.0
4.0
2.0
2.0
2.0
2.0
2.0
2.5
2.5
6.0
8.0
Accuracy
at 60Hz
± 2%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
± 1%
Model 2DRL
Burden
at 60Hz
20.0
2DRL
10.0
12.5
15.0
4.0
2.5
3.5
5.0
5.0
5.0
8.0
1.5
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