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 D CHAR 1 PL, 277VAC, UL1077
Datasheet
212Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 3 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 40A,MCB D CHAR 1 PL, 277VAC, UL1077
Datasheet
16Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 40 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 4A,MCB D CHAR 1 PL, 277VAC, UL1077
Datasheet
82Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 4 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 6A,MCB D CHAR 1 PL, 277VAC, UL1077
Datasheet
10Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 6 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 8A,MCB D CHAR 1 PL, 277VAC, UL1077
Datasheet
3Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 8 A 277 VAC 1 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 0.5A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
15Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

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

15 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 16A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
16Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

16 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
12Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

20 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 25A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
22Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

25 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 3A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
6Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

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

Circuit Breakers B-Trip 30 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 3A 2PL B-trip 480Y/277VAC UL1077
Datasheet
37Factory Stock Available
More Info Available
Min.: 1
Mult.: 1
UR Supplementary Protector 3 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 40A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
21Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

40 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 4A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
22Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 4 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 50A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
11Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

50 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 5A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
9Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 5 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 60A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
2Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

60 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 6A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
128Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 6 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 8A,MCB B CHAR 2PL 480Y/277VAC, UL1077
Datasheet
44Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 8 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 10A,MCB C CHAR 2PL 480Y/277VAC, UL1077
Datasheet
43Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR Circuit Breakers C-Trip 10 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 12A,MCB C CHAR 2PL 480Y/277VAC, UL1077
Datasheet
21Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 12 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 15A,MCB C CHAR 2PL 480Y/277VAC, UL1077
Datasheet
20Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 15 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 1A,MCB C CHAR 2PL 480Y/277VAC, UL1077
Datasheet
21Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR 1 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated
Altech Circuit Breakers 20A,MCB C CHAR 2PL 480Y/277VAC, UL1077
Datasheet
11Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

UR Circuit Breakers C-Trip 20 A 277 VAC 2 Pole Handle - 25 C + 55 C Non-Illuminated