Crompton M3N1-45 Three-Phase CT – 45mm Centres, 31x31mm Bore

Description

Three-phase current transformer with all three CTs in a single compact housing — one CT per phase for complete 3-phase current measurement in one unit. The M3N1-45 has 45mm busbar centres and a 31x31mm bore, with 5A secondary output. Designed for larger busbars and cables in main switchboards and industrial distribution boards with 45mm busbar spacing. DIN rail mountable with optional clip.

Note: Optional DIN rail mounting clip available (M3N1-45-DINCLIP, sold separately). For smaller busbars, see M3N1-35 (21x25mm bore, 35mm centres) or M3N1-25 (15x25mm bore, 25mm centres).

Available ratios:
– M3N1-45-250/5A: 250/5A Ratio
– M3N1-45-300/5A: 300/5A Ratio
– M3N1-45-400/5A: 400/5A Ratio
– M3N1-45-500/5A: 500/5A Ratio
– M3N1-45-630/5A: 630/5A Ratio