Description
The Siemens QJ23B200H is a 3-pole molded case circuit breaker designed for high-capacity electrical distribution systems. With a 200-amp current rating and 240VAC voltage rating, it offers dependable overload and short-circuit protection. Built with a durable QJ Frame and thermal magnetic trip technology, the QJ23B200H ensures efficient performance in demanding commercial and industrial environments.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Siemens |
| Category |
Circuit Breaker |
| Part Number |
QJ23B200H |
| Subcategory |
Molded Case |
| Series |
QJ Frame |
| Type |
QJ2H |
| Voltage Rating |
240 VAC |
| Amperage Rating |
200 A |
| Poles |
3 |
| Phase |
3 |
| Interrupting Rating |
42kA @ 240V |
| Trip Type |
Thermal Magnetic |
| Trip Functions |
LI – Long-Time and Instantaneous |
| Connection Type |
Bolt-On |
| Terminal Type |
Load Side Lug |
| Wire Size Range |
6 AWG–300 KCMIL (Cu), 4 AWG–300 KCMIL (Al) |
| Frame Size |
QJ Frame |
| Standards |
UL 489, CSA C22.2, RoHS Compliant |
| Frequency |
50/60 Hz |
| Country of Origin |
Mexico |
| Dimensions (H x W x D) |
7 in x 4.5 in x 2.53 in |
| Weight |
4.58 lb |
Information About QJ23B200H
The QJ23B200H is part of Siemens’ QJ Frame molded case circuit breaker series, known for its rugged construction and high interrupting performance. It features a bolt-on connection and load-side lug terminals for secure and simple installation. The breaker uses thermal magnetic trip sensing with long-time and instantaneous trip functions, ensuring precise protection under varying load conditions. Meeting UL 489 and CSA C22.2 standards, it supports safe, code-compliant operation for 240V three-phase systems.
Key Features:
- High Interrupting Capacity: Rated at 42kA@240V for reliable fault current interruption.
- Rated Current: 200A maximum load capacity for large-scale power systems.
- Trip Mechanism: Thermal magnetic trip with long-time and instantaneous protection.
- Connection Type: Bolt-on connection for secure and durable installation.
- Terminal Range: Supports 6 AWG–300 KCMIL copper and 4 AWG–300 KCMIL aluminum wires.
- Frame Design: QJ Frame molded case ensures mechanical durability and compact structure.
- Certifications: UL 489 and CSA C22.2 approved for compliance with international safety standards.
- Frequency Rating: Operates efficiently at 50/60 Hz for versatile global applications.
The QJ23B200H delivers the reliability and precision required for high-demand power distribution systems in commercial and industrial facilities.
