Core Balance Current Transformer 150mm dia

Aperture diameter  150mm
Rated system voltage


Min. ELR IΔn setting


Dimensions(mm)  W:150 x H:253 x D:60 (exc. feet)
Product standard(s)

 IEC 61869-1/-2

Size availability(internal diameter) 150mm Ø 
Rated system voltage 720V AC
Insulation level 3kV AC
Current ratio 1/1000
Max. permissible current 1kA cont., 5kA for 1.5s, 100kA for 0.05s
Minimum I   n setting on ELR for each size of toroid 0.03A – 35, 50 and 70mm Æ
0.1A – 120mm Æ
Max. Distance 50m (max.) Between toroid and ELR
Ambient temperature Relative humidity
Relative humidity 95%
Housing Grey ABS
Mounting option Surface mount only using fixing slots provided (CBT-SC160 and 210 require separate mounting feet which are included)
Terminal conductor size 2.5mm2   solid 1.5mm2   stranded
Approvals CE Compliant.
Conforms to: IEC44-1, IEC185 & BS7676