Series 174,
30/40mm Busbars

Posted

Description

A range of compact low cost moulded case current transformers suitable for primary currents from 250A to 1250A with built in sealable terminal covers.

Application

For transforming various primary currents into 5A or 1A standard secondary using up to 40x10mm or 30x30mm busbars or cables up to 30mm diameter.

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Features

  • Built in sealable terminal covers.
  • Mounting feet supplied.
  • Narrow width – 70mm.
  • Wide range of primary current

Technical Specification

  • Conforms to IEC185, BS 7626, BSEN 60044-1,
    IEC 60044-1 and IEC 61869-2.
  • Rated system voltage 0.72/3kV.
  • Ambient temperature range -5°C to +50°C.
  • Continuous current 1.2 x rated current.

Range

Class 1Class 0.5Class 0.55
VA2.5510152.5510152.551015
250/5A1A2A5A6A9
300/5B1B2B5B6B9B10
400/5C1C2C3C5C6C7C9C10
500/5D1D2D3D4D5D6D7D8D9D10D11
600/5E1E2E3E4E5E6E7E8E9E10E11
740/5F1F2F3F4F5F6F7F8F9F10F11
800/5G1G2G3G4G5G6G7G8G9G10G11
1000/5H1H2H3H4H5H6H7H8N9H10H11H12
1200/5J1J2J3J4J5J6J7J8J9J10J11J12
1250/5K1K2K3K4K5K6K7K8K9K10K11K12

1A secondary available by request. Class 0.5S, 0.2, 0.2S by request.

Order Example: A 17 series Type 174 moulded case current transformer
with 5A secondary and 800A primary 5VA class 1 is part number 174-5-G6

Dimensions