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Documents: QOB250

Datasheet

QOB250 | Miniature circuit-breaker, QO, 50 A, 2P, 120/240 V, 10 kA, Bolt on | Square D by Schneider Electric

Brand: Square DSKU: QOB250

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Overview & Specifications Reviews Parts & Accessories

Overview Details for QOB250

Miniature circuit-breaker, QO, 50 A, 2P, 120/240 V, 10 kA, Bolt on

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. This 2 pole QO circuit breaker is rated at 50A at 120/240VAC. This unit provides 10kA breaking capacity and bolt on mounting. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

Specifications

Product: Miniature circuit-breaker
Range: QO
Current Rating: 50 A
Voltage Rating: 120/240 V AC;120 V AC;48 V DC
Mounting Type: Bolt-on
Number of Poles: 2P
Circuit Breaker Type: Standard
Ratings: HACR rated
Electrical Connection: Box lugs
Interrupt Rating: 10 kA 120/240 V AC 50/60 Hz;10 kA 120 V AC 50/60 Hz;5 kA 48 V DC
Number of Panel Spaces: 2
Wire Size: AWG 8...AWG 2 copper or aluminium
Tightening Torque: 44.25 lbf.in (5 N.m) 0.02…0.04 in² (10…25 mm²) (AWG 8...AWG 2)
Height: 3.11 in (79 mm)
Width: 1.50 in (38 mm)
Depth: 2.91 in (74 mm)
Net Weight: 0.55 lb(US) (0.249 kg)
Certifications: UL Listed;CSA
Ambient Rating: 104 °F (40 °C)
Category: 00015-QOB CIRCUIT BREAKERS
Discount Schedule: DE2
GTIN: 785901416982
Returnability: Yes
Country of origin: MX
Unit Type of Package 1: PCE
Number of Units in Package 1: 1
Package 1 Height: 1.50 in (3.81 cm)
Package 1 Width: 3.30 in (8.382 cm)
Package 1 Length: 3.50 in (8.89 cm)
Package 1 Weight: 4.00 oz (113.398 g)
Unit Type of Package 2: BB1
Number of Units in Package 2: 5
Package 2 Height: 3.40 in (8.636 cm)
Package 2 Width: 2.70 in (6.858 cm)
Package 2 Length: 7.70 in (19.558 cm)
Package 2 Weight: 2.96 lb(US) (1.343 kg)
Unit Type of Package 3: CAR
Number of Units in Package 3: 50
Package 3 Height: 8.10 in (20.574 cm)
Package 3 Width: 7.60 in (19.304 cm)
Package 3 Length: 17.20 in (43.688 cm)
Package 3 Weight: 30.35 lb(US) (13.767 kg)
Warranty: 18 months