UR Circuit Breakers

Altech UR Circuit Breakers are UL 1077-recognized supplementary protectors with B-, C-, and D-trip curves. These DIN-rail-mounted modules are available in 1-, 2-, and 3-pole variants as well as an add-on neutral pole option. Altech UR Circuit Breakers feature a 17.5mm width per pole and 10kA short circuit withstand capacity. Typical applications include sensitive electronics, power supplies, and appliance circuits.

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Qty. RoHS ECAD Model Series
Product
Type
Current Rating
Voltage Rating AC
Number of Poles
Actuator Type
Minimum Operating Temperature
Maximum Operating Temperature
Illuminated
Altech Circuit Breakers 3A,MCB B CHAR 3PL 480Y/277VAC, UL1077
Datasheet
2Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 3 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 40A,MCB B CHAR 3PL 480Y/277VAC, UL1077
Datasheet
7Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 40 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 50A,MCB B CHAR 3PL 480Y/277VAC, UL1077
Datasheet
1Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 50 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 5A,MCB B CHAR 3PL 480Y/277VAC, UL1077
Datasheet
11Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 5 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 60A,MCB B CHAR 3PL 480Y/277VAC, UL1077
Datasheet
5Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 60 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 63A,MCB B CHAR 3PL 480Y/277VAC, UL1077
Datasheet
2Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 63 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 10A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
4Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 10 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 15A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
22Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 15 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 16A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
14Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 16 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
15Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 20 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 25A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
5Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 25 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 2A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
15Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 2 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 30A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
15Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 30 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 32A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
2Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR Circuit Breakers C-Trip 32 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 40A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
46Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR Circuit Breakers C-Trip 40 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 50A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
31Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 50 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 5A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
2Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 5 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 6A,MCB C CHAR 3PL 480Y/277VAC, UL1077
Datasheet
21Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 6 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 0.5A,MCB D CHAR 3PL 480Y/277VAC, UL1077
Datasheet
1Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 500 mA 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 10A,MCB D CHAR 3PL 480Y/277VAC, UL1077
Datasheet
25Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 10 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 12A,MCB D CHAR 3PL 480Y/277VAC, UL1077
Datasheet
2Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 12 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A,MCB D CHAR 3PL 480Y/277VAC, UL1077
Datasheet
70Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR Circuit Breakers D-Trip 20 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 25A,MCB D CHAR 3PL 480Y/277VAC, UL1077
Datasheet
18Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 25 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 2A,MCB D CHAR 3PL 480Y/277VAC, UL1077
Datasheet
5Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR Circuit Breakers D-Trip 2 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 30A,MCB D CHAR 3PL 480Y/277VAC, UL1077
Datasheet
29Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 30 A 277 VAC 3 Pole Handle - 25 C + 55 C Non-Illuminated