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UMBW-1B1-20
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Weg

UMBW-1B1-20

Alt: 14351012, Limited Availability, Replaced by UMBW-1C2-20 (13915501)

$11.75

MCB, UL1077, 1-Pole, B-Curve, 20 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series

Weight:
0.50 LBS
Minimum Purchase:
1 unit
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weg_umbw_ul1077_dim_31__90430.jpg
weg_umbw_partbuild_61__12038.jpg
weg_umbw_1077_1pole_11__87713.jpg
weg_umbw_ul1077_dim_31__90430.jpg
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Description

WEG's UMBW series of UL miniature circuit breakers are available in UL1077 and UL489 with B, C or D trip curves.

  • Available from 1 to 63 amp
  • 1, 2 or 3 pole
  • B, C or D trip curves
  • Single or multi-pole
  • UL1077 (supplementary protector) or UL489 (branch circuit protective device)
    • UMBW-1 are UL1077
    • UMBW-4 are UL489
  • AC and DC voltages available in one series
  • 17.5mm width per pole
  • Positive trip-free snap action mechanism for reliable switching
  • Cuttable bus bar connecting system
  • Other WEG series include:
    • MPW series of manual motor protectors (MMP)
    • UBW/DWB series of molded case circuit breakers (MCCB)

Marshall Wolf Automation is a stocking distributor for the complete line of WEG products!

UMBW Series Features Include:

  • AC & 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
  • Ambient Temperature Rating: -35°C to +70°C

Learn more about Circuit Breakers Here!

Accessories
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Weg

UMBW-AUX

Auxiliary Contact, 1NO/1NC, See TBL Specification, Field Mountable for UMBW-1 and UMBW-4 Miniature Circuit Breakers, UMBW (UL1077) and UMBW (UL489) Series Accessory

$25.85
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Weg

UMBW-BAC

Auxiliary/Alarm Contact, 1NO/1NC, See TBL Specifications, Field Mountable for UMBW-1 and UMBW-4 Miniature Circuit Breakers, UMBW (UL1077) and UMBW (UL489) Series Accessory

$31.96
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