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Siemens LGB2B035B Molded Case Circuit Breaker
- 35A
- 2 Pole
- Bolt-On
Siemens
LGB2B035B
Molded Case Circuit Breaker
Brand
Siemens
SKU
LGB2B035B
Quantity
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Siemens LGB2B035B - 35A 2 Pole Molded Case Circuit Breaker
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Description
Built for industrial applications, the Siemens LGB2B035B is a 35A, 2-pole molded case circuit breaker. It utilizes fixed thermal-magnetic trip technology to deliver dependable long-time and instantaneous protection. This low-tab, bolt-on breaker mounts into Siemens P1, P2, and P3 panelboards. With a high interrupting capacity of 100 kAIC at 240V and 65 kAIC at 480Y/277V, it ensures superior safety. It is HACR rated, supports reverse feed, and accepts 8-1/0 AWG copper wire.Specifications
| Brand | Siemens |
|---|---|
| Part Number | LGB2B035B |
| Series | LGB |
| Amperage | 35A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480Y/277VAC, 600Y/347VAC, 125/250VDC |
| Phase | 1 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480Y/277VAC, 14kA @ 600Y/347VAC, 14kA @ 125/250VDC |
| Frame Type | LGB |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P1, P2, P3 Panelboards |
| Wire Gauge | 8-1/0 AWG (Cu), 8-2/0 AWG (Al) |
| Max Wire | 1/0 AWG |
| Min Wire | 8 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 |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CE, CSA, IEC, NOM, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed |
Product FAQs
6 answersWhich Siemens panelboards are compatible with the LGB2B035B circuit breaker?
This bolt-on breaker is designed for installation in Siemens P1, P2, and P3 panelboards.
What wire sizes are accepted by the load side lugs on this breaker?
The load side lugs accept 8 AWG to 1/0 AWG copper conductors, or 8 AWG to 2/0 AWG aluminum conductors.
Is the LGB2B035B rated for direct current (DC) systems?
Yes, this breaker is rated for DC applications with an interrupting capacity of 14kA at 125/250VDC.
What is the maximum interrupting capacity (AIC) for this breaker on a 480Y/277V system?
When installed in a 480Y/277VAC system, the breaker provides a 65kA interrupting rating. It also offers up to 100kA at 240VAC.
Are the thermal and magnetic trip settings adjustable on the LGB frame?
No, the LGB2B035B features fixed thermal and fixed magnetic trip elements for standard long-time and instantaneous (LI) protection.
How does the LGB2B035B connect to the panelboard bus?
This is a bolt-on molded case circuit breaker, requiring bolted connections directly to the panelboard bus for a secure installation.
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