SQDQOB350
Square D QOB350 Miniature Circuit Breaker 50A 240V 3Ph , Bolt-On
- Manufacturers: Schneider Electric It
- Brand Name: Square D
- BPN: SQDQOB350
- MPN: QOB350
- UPC:785901417163
- Min. Order Qty: 1
- Qty. Interval: 1
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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 overcenter, trip-free toggle mechanism with quick-make, quickbreak 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 QOB bolt on circuit breaker with common trip is rated 50 A at 240 VAC. This unit provides 10 kA breaking capacity. A full line of factory installed accessories is also available such as shunt trips, auxiliary switches and alarm switches. QO breakers use a compact 3/4 inch width design for small system footprint. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555
| Amperage Rating | : | 50 Amp |
| Amperage | : | 50 Amp |
| Application | : | HACR rated |
| Brand Name | : | Square D |
| Certifications | : | CSA,UL Listed |
| Circuit Breaker Type | : | Standard |
| Conductor Size | : | 8-2 AWG |
| Connection | : | Box lugs |
| Country of Origin | : | Mexico |
| Current Rating | : | 50 Amp |
| Current | : | 50 Amp |
| Depth | : | 74 mm |
| Height | : | 79 mm |
| Interrupt Rating | : | 5, 10 kAIC |
| Length | : | 2.91 Inch |
| Line Rated Current | : | 50 A |
| Mounting Type | : | Bolt-on |
| Net Weight | : | 0.386 kg |
| Number of Poles | : | 3 Pole |
| Operating Temperature | : | 40 A°C |
| Phase | : | 3 |
| Product Weight | : | 0.85 lb |
| Prop65_Warning | : | WARNING: This product can expose you to chemicals including: Diisononyl phthalate (DINP), which is known to the State of California to cause cancer, and Di-isodecyl phthalate (DIDP), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov |
| RoHS Indicator | : | Compliant |
| Short Circuit Current | : | 10 kA |
| Standards | : | UL LISTED - CSA CERTIFIED |
| Sub Brand | : | QO |
| Tightening Torque | : | 44.25 lbf.in (5 N.m) 0.02…0.04 in² (10…25 mm²) (AWG 8...AWG 2) |
| Type | : | Miniature circuit-breaker |
| Voltage Rating | : | 120/240 Volt AC;240 Volt AC;120 Volt AC;48 Volt DC |
| Voltage | : | 120 Volt |
| Warranty Length | : | 18 mth |
| Width | : | 57 mm |
Specifications
- Circuit Breaker Type: standard
- Range Of Product: QO
- Product Or Component Type: miniature circuit-breaker
- Circuit Breaker Application: HACR rated
- Mounting Mode: bolt-on
- Poles Description: 3P
- Electrical Connection: box lugs
- Line Rated Current: 50 A
- [Ue] Rated Operational Voltage: 120/240 V AC || 240 V AC || 120 V AC
Contractual warranty
- Warranty: 18 months
Complementary
- Height: 79 mm
- Tightening Torque: 5-5 N.m 10-25 mm² (AWG 8...AWG 2)
- Number Of Spaces Required: 3
- Net Weight: 0.386 kg
- Breaking Capacity: 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
- Awg Gauge: AWG 8...AWG 2 copper or aluminium
- Width: 57 mm
- Depth: 74 mm
Offer Sustainability
- Rohs Exemption Information: Yes
- Mercury Free: Yes
- Sustainable Offer Status: Green Premium product
- Toxic Heavy Metal Free: Yes
- Reach Regulation: Reference contains Substances of Very High Concern above the threshold
- China Rohs Regulation: Product out of China RoHS scope. Substance declaration for your information.
- Eu Rohs Directive: Compliant
- Halogen Content Performance: Halogen free product
Environment
- Product Certifications: UL Listed || CSA
- Ambient Air Temperature For Operation: 40 °C
Spec Sheet