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Siemens QS2175HH Miniature Circuit Breaker

  • 175A
  • 2 Pole
  • Plug-On
Siemens QS2175HH
Miniature Circuit Breaker
Brand Siemens
SKU QS2175HH
Select Item Condition
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  • 175A
  • 2 Pole
  • Plug-On

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Siemens QS2175HH - 175A 2 Pole Miniature Circuit Breaker

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$522.00 In Stock

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Description

Engineered for demanding residential and commercial applications, the Siemens QS2175HH provides 175 amps of reliable main service protection. This two-pole plug-on unit features an extra-high 65kAIC interrupting capacity at 120/240VAC. It mounts into Siemens Power Mod meter stacks, Uni-PAK metering, and legacy Murray load centers. Featuring a side-wired design with right-hand bend wiring, it eliminates the need for filler plates and serves as an exact replacement for the MDH2175.

Specifications

Key specifications
Brand Siemens
Part Number QS2175HH
Series QS
Amperage 175A
Poles 2
Mounting Style Plug-On
Voltage 120/240VAC
Phase 1
AIC Rating 65kA @ 240VAC
Fit and installation
Frame Type Q
Terminal Type Lugs
For Use With Siemens Power Mod Meter Stacks, Uni-PAK Metering, Legacy Murray Load Centers
Wire Gauge 3 AWG - 300 kcmil (Cu/Al)
Max Wire 300 kcmil
Min Wire 3 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Available Options Padlock Attachment
Standards UL 489, CSA C22.2 No. 5
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Extra High Interrupting Capacity, Side-wired design, Right-hand bend wiring, No filler plates required, Common Trip

Product FAQs

6 answers
What equipment is the Siemens QS2175HH breaker compatible with?

This main breaker is designed for use in Siemens Power Mod meter stacks, Uni-PAK multi-family metering enclosures, and legacy Murray load centers.

Can the QS2175HH be used to replace a Murray MDH2175?

Yes, the Siemens QS2175HH serves as an exact replacement for the legacy Murray MDH2175 main breaker.

What is the difference between the QS2175, QS2175H, and QS2175HH breakers?

The difference is the interrupting rating. The QS2175 is rated at 10kAIC, the QS2175H is rated at 22kAIC, and the QS2175HH offers an extra-high 65kAIC rating at 240V.

Does the QS2175HH require filler plates when installed in a meter stack?

No, this breaker features a compact side-wired design with right-hand bend wiring that eliminates the need for filler plates in compatible enclosures.

Is the Siemens QS2175HH breaker HACR rated?

Yes, this breaker is HACR rated, making it suitable for protecting heating, air conditioning, and refrigeration equipment circuits.

Does the QS2175HH feature a common trip mechanism?

Yes, it features an internal common trip mechanism. In the event of an overload or short circuit on either pole, both poles will trip simultaneously to safely disconnect power.

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