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Square D QO™ Main Lug Only / Convertible Loadcenters 225 A 120/240 VAC, 120/208Y VAC 42 Space

Mfg #: QO342L225G
BOR #: 155828
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QO™ Series Main Lug Only/Convertible Loadcenters

  • QO® Circuit Breaker Loadcenters UL Listed
  • Designed to meet residential, commercial, and industrial requirements to protect electrical systems, equipment, and people.
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Product can be ordered only in multiples of
Brand Square D  
Depth 14-1/4 in  
Series QO™  
Amperage 225 A  
NEMA Rating NEMA 1  
Circuit Breaker Type QDL  
Height 38 in  
Voltage 120/240 VAC, 120/208Y VAC  
Number of Phases 3 phase 4 wires ,, 3 phase 3 wires  
Includes Order Cover Separately  
Wire Size 6 AWG - 300 kcmil  
Box Number 11  
Bus Material Copper  
Cover - Catalog Number (Surface) QOC42US  
Cover Type Flush/Surface  
Cover - Catalog Number (Flush) QOC42UF  
Number of Spaces 42 Space  
Number of Circuits 42 Circuit  
QO and Homeline Load Centers and Circuit Breaker Installation Instructions - S1B33894 (pdf) Installation and Instruction Manuals
Square D QO Load Centers and Circuit Breakers Brochure - 998-1170221_US_B (pdf) Brochure
Square D Service Upgrade Load Centers Brochure - 1100BR0901 (pdf) Brochure
QO Standard Load Centers, Certificate, UL - 071002-E6294D (pdf) Compliance
Schneider Electric Specification Sheet Specification Sheet
Digest Catalog 01: Load Centers - 0100CT1901_SEC-01 (pdf) Catalog
Load Centers: Section 1 - Digest 179 (2024) - Load-Centers-CSEDs-Digest-Catalog-0100CT2401-SEC-01 (pdf) Catalog
Small and medium project solutions, available now - brochure - 998-21381316_GMA-US_Small+and+medium+project+solutions+available+now (pdf) Brochure
Installing Service Barrier into QO™ 3 Phase 125A-225A Load Centers | Schneider Electric Support

Tutorial for installing the PKSB3 Service Barrier into the QO™, 3 Phase, Series S0_, (125A-225A)...

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