Type B+

Differential current transformer

  • Main features

  • Ever-vigilant – intelligent current transformer

    • Recording of type B+ residual currents (up to 300 mA)
    • Prealarm in case of malfunction
    • Standard interface 4-20 mA
    • Continuous monitoring of residual currents
    • Power supply voltage 24 V DC
    • Compact, solid plastic housing
    • Alternative to insulation measurement for testing of stationary electrical installations and equipments
    • Provisions for fire and facility protection can easily be implemented
    • Decentralised, direct disconnection of equipment parts
    • Internal diameter: Ø 35 and 70 mm
    • Dimensions: 106 x 113 and 141 x 143 (W x H)
    • Max. primary residual current in mA: 300
    • Max. wire diameter in mm: 4 x approx. 4 (rm-35 qmm) or 8 x 10 (rm-10 qmm) and 4 x approx. 28 (rm-240 qmm) or 8 x 23 (rm-150 qmm)
    • Busbar in mm: max. 30 x 10 and max. 60 x 20
    • Suitable for the UMG 96RM-E