Siemens HQS2110H Molded Case Circuit Breaker
- 110A
- 2 Pole
- Plug-On
Quantity
Siemens HQS2110H - 110A 2 Pole Molded Case Circuit Breaker
New
Quantity
Description
Rated 100 kAIC at 120/240V, this 110-amp Siemens QS frame molded case circuit breaker provides exceptional fault current protection for residential and commercial applications. The thermal-magnetic trip unit features fixed long-time and instantaneous functions to quickly clear overloads and short circuits. Engineered for seamless integration, it mounts into Siemens Power Mod and Murray meter stacks. This side-wired, plug-on unit serves as a direct replacement for legacy MDH2110 breakers.Specifications
| Brand | Siemens |
|---|---|
| Series | HQS |
| Amperage | 110A |
| Poles | 2 |
| Mounting Style | Plug-On |
| Voltage | 120/240VAC |
| Phase | 1 |
| AIC Rating | 100kA @ 120/240VAC |
| Frame Type | Q |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens Power Mod Meter Stacks, Murray Meter Stacks |
| Wire Gauge | 3 AWG - 300 kcmil (Cu/Al) |
| 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 | Load Side Lugs Included |
| Standards | UL 489 |
| Approval | UL |
| Temp Rating | 40C |
| Construction Features | Extra High Interrupting Capacity, Non-Interchangeable Trip, HACR Rated |
Product FAQs
5 answersWhat equipment is the Siemens HQS2110H designed to be installed in?
This 110A QS frame breaker is specifically engineered to serve as a main tenant breaker in Siemens Power Mod Meter Stacks and Murray Meter Stacks.
What are the wire size requirements for the HQS2110H lugs?
The terminal lugs accommodate both copper and aluminum conductors, accepting wire sizes from 3 AWG up to 300 kcmil.
Is the HQS2110H suitable for high fault current applications?
Yes, it carries a 100kAIC interrupting rating at 240V, providing robust protection for multi-family residential or commercial metering centers with high available fault current.
Does the HQS2110H require bolt-on connections?
No, this breaker features a plug-in connection design, allowing it to mount securely into the bus of compatible Siemens and Murray meter stacks without the need for bolted bus connections.
Are the trip settings adjustable on the HQS2110H?
No, this breaker utilizes a fixed thermal-magnetic trip unit. Both the long-time overload and instantaneous short circuit trip functions are factory-set and non-adjustable.
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