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Siemens HQJ23B200 Molded Case Circuit Breaker
- 200A
- 3 Pole
- Bolt-On
Siemens
HQJ23B200
Molded Case Circuit Breaker
Brand
Siemens
SKU
HQJ23B200
Quantity
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Siemens HQJ23B200 - 200A 3 Pole Molded Case Circuit Breaker
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Description
Designed to handle heavy commercial loads, this 200A Sentron family breaker utilizes fixed thermal and magnetic trip elements. It is fully HACR rated for use with heating and air conditioning systems. Installation is straightforward across Siemens P1, P2, and P3 panelboards, alongside compatible meter centers. Facility managers should note this QJ frame is officially replaced by the newer HQR23B200 model.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HQJ23B200 |
| Series | HQJ |
| Amperage | 200A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC |
| Frame Type | HQJ |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P1, P2, P3 Panelboards, Switchboards, Meter Centers, Motor Control Centers |
| Wire Gauge | 6 AWG - 300 kcmil (Cu), 4 AWG - 300 kcmil (Al) |
| Max Wire | 300 kcmil |
| Min Wire | 6 AWG (Cu), 4 AWG (Al) |
| 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 |
|---|---|
| Accessories | Line & Load Lugs |
| Standards | UL 489, CSA C22.2 No. 5 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip, Common Trip, Extra High Interrupting Capacity |
Product FAQs
7 answersIs the Siemens HQJ23B200 still in active production?
The Siemens QJ frame series has been discontinued. The direct substitute for the HQJ23B200 is the newer QR frame equivalent, catalog number HQR23B200.
Which Siemens enclosures are compatible with the HQJ23B200?
This bolt-on circuit breaker is designed for installation in Siemens P1, P2, and P3 panelboards, as well as compatible switchboards, meter centers, and motor control centers.
What wire sizes are accepted by the lugs on the HQJ23B200?
The standard lugs accept copper wire from 6 AWG to 300 kcmil, and aluminum wire from 4 AWG to 300 kcmil.
Is the HQJ23B200 suitable for HVAC equipment?
Yes, this breaker is HACR rated, making it suitable for use with heating, air conditioning, and refrigeration systems that require this specific rating.
What type of trip unit does the HQJ23B200 utilize?
It features a non-interchangeable thermal-magnetic trip unit with fixed long-time and instantaneous (LI) trip functions to protect against overloads and short circuits.
What is the standard calibration temperature for this breaker?
Standard Siemens QJ frame breakers are calibrated for operation at a 40 degrees Celsius (104 degrees Fahrenheit) ambient temperature. Operating the breaker in higher temperatures will require derating.
What does the H in the HQJ23B200 catalog number indicate?
The H designates a high interrupting rating. While standard QJ23B200 breakers are rated for 10kAIC at 240V, the HQJ23B200 provides an upgraded 65kAIC rating at 240VAC.
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