Schneider Electric / Square DPJL36120U44A
Square D PJL36120U41A Molded Case Circuit Breaker
- 1200A
- 3 Pole
- Unit Mount
Square D
PJL36120U41A
Molded Case Circuit Breaker
Brand
Square D
SKU
PJL36120U41A
Quantity
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Square D PJL36120U41A - 1200A 3 Pole Molded Case Circuit Breaker
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Description
Designed for advanced power monitoring, the Square D PJL36120U41A is a 1200A, 3-pole PowerPacT P-Frame MCCB. It provides reliable industrial circuit protection with integrated metering capabilities. This unit-mount breaker fits Square D QED switchboards and motor control centers, acting as a substitute for legacy PE1200 units. The Micrologic 3.0A electronic trip unit delivers adjustable long-time and instantaneous (LI) functions, an ammeter display, and a 65kAIC rating at 480VAC.Specifications
| Brand | Square D |
|---|---|
| Part Number | PJL36120U41A |
| Series | PJL |
| Amperage | 1200A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC |
| Frame Type | PJL |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D QED Switchboards, Motor Control Centers, PowerPacT P-Frame Enclosures |
| Wire Gauge | (4) 3/0 AWG - 500 kcmil (Al/Cu) |
| Max Wire | 500 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Padlock Attachment |
|---|---|
| Accessories | Micrologic 3.0A Trip Unit |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | 80% Rated, HACR Rated, True RMS Sensing |
Product FAQs
6 answersWhat equipment is the PJL36120U41A compatible with?
This 1200A P-Frame breaker is designed for use in Square D QED switchboards, motor control centers, and PowerPacT P-Frame enclosures. It also serves as a modern replacement for legacy Square D PE-Frame circuit breakers.
What trip unit is included with the PJL36120U41A?
The U41A suffix indicates this breaker is equipped with a Micrologic 3.0A electronic trip unit. This provides adjustable long-time and instantaneous (LI) trip functions, along with an integrated ammeter display for power monitoring.
What are the wire size and torque specifications for the lugs on the PJL36120U41A?
This breaker accepts four 3/0 AWG to 500 kcmil aluminum or copper conductors per phase. The mechanical lugs require a tightening torque of 442.5 lb-in (50 N-m).
Does the PJL36120U41A include ground fault protection?
No, this breaker features a Micrologic 3.0A trip unit which only provides long-time and instantaneous (LI) protection. It does not include short-time or ground fault protection functions.
What does the letter A signify in the Micrologic 3.0A trip unit on this breaker?
The letter A indicates that the trip unit includes an integrated ammeter. This allows for real-time current monitoring and measurement directly on the face of the circuit breaker.
What is the catalog number for the replacement lug kit on this breaker?
The standard mechanical lug kit for the 1200A PowerPacT P-Frame is catalog number AL1200P25K. This kit includes three lugs, each accepting four 3/0 AWG to 500 kcmil aluminum or copper conductors.
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