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WEG UMBW-4B3-4 MCB 489 480VAC B 3P 4A Miniature CB
MODEL UMBW-4B3-4
Contact supplier for technical support on: 800-ASK-4WEG
$75.85 Each
Prices are subject to change
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Max voltage
277/480 VAC / 125 VDC
Rated current
4 A
Type
Thermal-magnetic
Trip curve
B
UL approval
UL489
Number of poles
3 poles
The UMBW has a range from 1 to 63 Amps, available in 1,2, 3 poles, and B, C, D trip curves. Single pole and multi-pole thermal-magnetic miniature circuit breakers (MCBs) are in accordance with EN 60947-2, UL 1077 and UL 489 for DIN rail mounting with toggle actuation, visual status indication, and high interrupt capacity. A positively trip-free snap action mechanism ensures reliable switching behavior. A range of trip characteristics and add-on accessories make the UMBW suitable for a variety of applications.
- AC and DC voltages available in one series;
- UL489 branch circuit protective device;
- UL1077 equipment protection;
- 17.5mm width per pole;
- Visual status indication;
- Positive trip-free snap action mechanism to ensure reliable switching;
- Cuttable bus bar connecting system.
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