The Wöhner 33200 is an NH 00 fuse switch-disconnector designed for panel mounting in low-voltage systems. It is rated for 160 A and suitable for secure fuse isolation in three-phase installations
Screw-type terminals on both sides; M8 mounting screw
Split shock protection for secure lead connection and self-closing inspection openings in the cover
Rated current: 160 A; voltage: AC 690 V / DC 440 V; insulation voltage: AC 800 V / DC 500 V; impulse voltage: 6 kV
Utilization categories (IEC 60947‑3): AC‑23B, AC‑22B, AC‑21B, AC‑20B (up to 1000 V), DC‑22B, DC‑21B, DC‑20B under pollution degree 2; not to be switched live above 690 V AC or 440 V DC
Conditional short-circuit current: 50 kA at 690 V (with gG fuse); short-time withstand: 5 kA; rated thermal current: 200 A (AC 20B, with Cu 95 mm²)
Power dissipation: ~4.5 W at 80% load, 7 W at full load
Degree of protection: IP30 front; terminal area protection depends on installation
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