QOB350 | Miniature Circuit Breaker (QOB) Standard, 50A, 3-Pole, 240 Vac, 3-Phase, Bolt-On | Square D by Schneider Electric
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Documents: QOB350

QOB350 | Miniature Circuit Breaker (QOB) Standard, 50A, 3-Pole, 240 Vac, 3-Phase, Bolt-On | Square D by Schneider Electric

Brand: Square DSKU: QOB350
Square D | QOB350
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Overview Details for QOB350

Miniature Circuit Breaker (QOB) Standard, 50A, 3-Pole, 240 Vac, 3-Phase, Bolt-On

Miniature Circuit Breaker (QOB)
  • Standard
  • 50A
  • 3-Pole
  • 240 Vac
  • 3-Phase
  • 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 3 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. 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;240 V AC;120 V AC;48 V DC
Mounting Type
Bolt-on
Number of Poles
3P
Circuit Breaker Type
Standard
Ratings
HACR rated
Electrical Connection
Box lugs
Interrupt Rating
10 kA 120/240 V AC 50/60 Hz;10 kA 240 V AC 50/60 Hz;10 kA 120 V AC 50/60 Hz;5 kA 48 V DC
Number of Panel Spaces
3
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
2.24 in (57 mm)
Depth
2.91 in (74 mm)
Net Weight
0.85 lb(US) (0.386 kg)
Certifications
UL Listed;CSA
Ambient Rating
104 °F (40 °C)
Category
00015-QOB CIRCUIT BREAKERS
Discount Schedule
DE2
GTIN
785901417163
Returnability
Yes
Country of origin
MX
Unit Type of Package 1
PCE
Number of Units in Package 1
1
Package 1 Height
2.20 in (5.59 cm)
Package 1 Width
3.00 in (7.62 cm)
Package 1 Length
3.60 in (9.14 cm)
Package 1 Weight
13.60 oz (385.56 g)
Unit Type of Package 2
BB1
Number of Units in Package 2
3
Package 2 Height
3.40 in (8.636 cm)
Package 2 Width
2.80 in (7.112 cm)
Package 2 Length
6.90 in (17.526 cm)
Package 2 Weight
2.58 lb(US) (1.17 kg)
Unit Type of Package 3
CAR
Number of Units in Package 3
36
Package 3 Height
3.40 in (8.636 cm)
Package 3 Width
14.20 in (36.068 cm)
Package 3 Length
21.60 in (54.864 cm)
Package 3 Weight
31.90 lb(US) (14.47 kg)
Warranty
18 months

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