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Siemens QRH23B225L Molded Case Circuit Breaker
- 225A
- 3 Pole
- Unit Mount
Siemens
QRH23B225L
Molded Case Circuit Breaker
Brand
Siemens
SKU
QRH23B225L
Quantity
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Siemens QRH23B225L - 225A 3 Pole Molded Case Circuit Breaker
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Description
Part of the Sentron family, this 225A MCCB delivers robust thermal-magnetic protection for commercial and industrial applications. The QRH frame provides a 25kA interrupt capacity at 240V. Designed for individual mounting, it installs into Siemens enclosures and switchboards. This unit serves as a replacement for legacy QJ23B225L and QJ23B225 breakers. Equipped with factory-installed line and load lugs, it accepts 3 AWG to 300 kcmil wire. The breaker is HACR rated and supports reverse feed.Specifications
| Brand | Siemens |
|---|---|
| Part Number | QRH23B225L |
| Series | QRH |
| Amperage | 225A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 25kA @ 240VAC |
| Frame Type | QRH |
|---|---|
| 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
8 answersWhat legacy Siemens breakers does the QRH23B225L replace?
The QRH23B225L serves as a direct, drop-in replacement for legacy Siemens QJ23B225L and QJ23B225 circuit breakers.
What does the L suffix indicate on the QRH23B225L catalog number?
The L suffix indicates that the breaker comes factory-equipped with both line and load side lugs. Standard QR breakers without this suffix typically only include load side lugs.
Which Siemens panelboards are compatible with the QRH23B225L breaker?
This QR-frame breaker is designed to bolt into Siemens P1, P2, and P3 panelboards, as well as compatible switchboards and motor control centers.
Can the QRH23B225L be reverse fed?
Yes, this breaker is UL listed for reverse feed applications, allowing it to be back-fed in compatible panelboards and enclosures.
Is the Siemens QRH23B225L suitable for use with HVAC equipment?
Yes, it is HACR rated, meaning it is approved for use with heating, air conditioning, and refrigeration equipment.
What is the standard ambient temperature calibration for this breaker?
Standard QR-frame breakers, including the QRH23B225L, are calibrated for operation at 40 degrees Celsius (104 degrees Fahrenheit). Operation at higher temperatures requires derating.
What are the torque requirements for the lugs on the QRH23B225L?
For the standard aluminum/copper lugs, torque 3 AWG to 1/0 AWG wire to 100 in-lb, and 2/0 AWG to 300 kcmil wire to 225 in-lb.
Are internal accessories field-installable on the QRH23B225L?
Yes, Siemens QR-frame breakers support field-installable internal accessories, including shunt trips and auxiliary switches.
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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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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.