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Siemens QRH23B150L Molded Case Circuit Breaker
- 150A
- 3 Pole
- Unit Mount
Siemens
QRH23B150L
Molded Case Circuit Breaker
Brand
Siemens
SKU
QRH23B150L
Quantity
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Siemens QRH23B150L - 150A 3 Pole Molded Case Circuit Breaker
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Description
Designed for standalone applications, the Siemens QRH23B150L is a 3-pole, 150A unit-mount molded case circuit breaker. Unlike panel-mounted versions, this breaker features line and load lugs for installation in individual Siemens enclosures. It is the direct replacement for older QJ23B150L and QJ23B150 models. Operating at 240VAC with a 25kAIC rating, the QR-frame device includes a trip-free mechanism. It is HACR rated and reverse-feed capable.Specifications
| Brand | Siemens |
|---|---|
| Part Number | QRH23B150L |
| Series | QRH |
| Amperage | 150A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 25kA @ 240VAC |
| Frame Type | QRH2 |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens Enclosures, Individual Mount |
| Wire Gauge | 3 AWG - 300 kcmil (Al/Cu) |
| Max Wire | 300 kcmil |
| Min Wire | 3 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Alarm Switch, Padlock Attachment |
|---|---|
| Accessories | Line and Load Lugs |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, HACR, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip, Trip-Free Mechanism, High Interrupting Capacity |
Product FAQs
6 answersWhat older Siemens breakers does the QRH23B150L replace?
This breaker is a direct replacement for the obsolete Siemens QJ23B150L and QJ23B150 molded case circuit breakers.
Can I install the QRH23B150L directly into a standard Siemens panelboard?
No, this is a unit-mount breaker equipped with line and load lugs. It is designed for standalone applications in individual Siemens enclosures rather than standard panelboard mounting.
Can the QRH23B150L be reverse fed?
Yes, this breaker is UL listed for reverse feed applications.
Is the Siemens QRH23B150L suitable for HVAC equipment?
Yes, this breaker is HACR rated, making it approved for use with heating, air conditioning, and refrigeration equipment.
What safety standards does the QRH23B150L meet?
This breaker is UL 489 listed, CSA certified, and meets NOM-003 standards for molded case circuit breakers.
What is the ambient operating temperature rating for this breaker?
The QRH23B150L is calibrated for operation in a 40 degree C (104 degree F) ambient temperature.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 1 review.
Total 5 star reviews: 1 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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Rating
1 review
- CMChani M.Verified BuyerReviewingSiemens QRH23B150 - 150A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars9/11/25Worked just as we needed it to.
Great buy.