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Siemens JL3B200 Molded Case Circuit Breaker
- 200A
- 3 Pole
- Bolt-On
Siemens
JL3B200
Molded Case Circuit Breaker
Brand
Siemens
SKU
JL3B200
Quantity
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Siemens JL3B200 - 200A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial and industrial applications, this 200-amp molded case circuit breaker provides robust long-time and instantaneous trip functions. It mounts into Siemens P4 and P5 panelboards, motor control centers, and legacy ITE FC-1 distribution systems. Featuring a 65kAIC rating at 240VAC and an interchangeable trip unit, the JL3B200 ensures dependable performance for demanding electrical infrastructure. This unit is commonly replaced by the newer JD63B200 model.Specifications
| Brand | Siemens |
|---|---|
| Part Number | JL3B200-R |
| Series | JL |
| Amperage | 200A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480VAC, 25kA @ 600VAC, 30kA @ 250VDC |
| Frame Type | JL |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P4, P5 Panelboards, Switchboards, Motor Control Centers, Legacy ITE FC-1 Panelboards |
| Wire Gauge | 3/0 AWG - 500 kcmil |
| Max Wire | 500 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Lug Kits |
|---|---|
| Accessories | Lugs Not Included |
| Standards | UL 489, CSA C22.2 No. 5, NEMA AB-1 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Interchangeable Trip Unit |
Product FAQs
7 answersIs the JL3B200 a direct replacement for older ITE J-frame breakers?
Yes, this breaker fits legacy ITE FC-1 panelboards and replaces older ITE JL3B200 models. It is also commonly replaced by the newer Siemens JD63B200 Sentron series breaker.
What panelboards and distribution systems accept the JL3B200?
This breaker is designed for use in Siemens P4 and P5 panelboards, switchboards, motor control centers, and legacy ITE FC-1 distribution systems.
What wire sizes are accepted by the standard lugs on this breaker?
The standard lugs accept wire gauges from 3/0 AWG up to 500 kcmil.
How does the adjustable magnetic trip function work on this breaker?
The JL3B200 features a fixed thermal and adjustable magnetic trip unit. The magnetic adjustment allows you to tune the instantaneous short-circuit trip point to coordinate with downstream devices, while the long-time thermal overload protection remains fixed at 200 amps.
Do I need a mounting hardware kit to install this breaker in a P4 or P5 panelboard?
Yes, installing this breaker into Siemens P4 or P5 panelboards requires a specific strap kit or breaker mounting hardware kit to connect the breaker to the panel bus.
Can the JL3B200 be used in DC applications?
Yes, this thermal-magnetic breaker is rated for use in DC systems up to 250VDC, with a DC interrupting rating of 30kA.
Are the trip units on the JL3B200 interchangeable?
Yes, the JL3B200 features an interchangeable trip unit design, allowing the trip unit to be swapped or upgraded without replacing the entire breaker frame.
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