Bandaged current transformers MASTER MR series 

Type

Metering current transformer (MCT)

Phase

1 phase

Application

Metering

Housing type

Feed-through

Shape

Round

Internal profile type

Round

Use for conductor type

Cable

Inside diameter (D) / Bus-bar size (WxH)

D28mm, D37mm, D49mm, D65mm, D94mm, D110mm, D132mm, D190mm

Outside dimension

D65mm, D73mm, D85mm, D110mm, D128mm, D141mm, D175mm, D248mm

[Ui] rated insulation voltage

3kV

Rated frequency

50...60Hz

Primary current

50A, 75A, 100A, 150A, 200A, 250A, 300A, 400A, 500A, 600A, 800A, 1000A, 1200A, 1600A, 2000A, 2500A, 3000A, 4000A, 5000A, 6000A

Secondary current

5A

Current transformer ratio

50/5A, 75/5A, 100/5A, 150/5A, 200/5A, 250/5A, 300/5A, 400/5A, 500/5A, 600/5A, 800/5A, 1000/5A, 1200/5A, 1600/5A, 2000/5A, 2500/5A, 3000/5A, 4000/5A, 5000/5A, 6000/5A

Precision

Class 3, Class 1

Rated burden

5VA, 2.5VA, 10VA, 15VA

Secondary side connection method

Screw terminals

Operational environment

Standard

Ambient temperature

0...45°C

Overall diameter

65mm, 73mm, 85mm, 110mm, 128mm, 141mm, 175mm, 248mm

Overall depth (for cylindrical object)

39mm, 42mm

Representative standard

BS7626, IEC60044-1