Square D PAF Series Circuit Breakers
The Square D PAF series is a P-Frame molded case circuit breaker rated for 2000A frame size and 600VAC operation. PAF breakers use I-Line plug-in mounting with thermal-magnetic LI trip protection, covering the full range from 30A to 2000A for main switchboard applications and large industrial distribution.
Series Specifications
| Frame | P-Frame — 2000A Frame |
|---|---|
| Amperage Range | 30A – 2000A |
| Voltage | 600VAC |
| Poles | 3-Pole |
| Interrupting Rating | 18kA @ 600V / 35kA @ 480V / 65kA @ 240V |
| Mounting | I-Line Plug-In |
| Trip Type | Thermal Magnetic LI |
History and Replacement Context
The Square D PAF P-Frame is one of the largest I-Line molded case circuit breakers ever produced. Installed in major industrial facilities, hospitals, data centers, and large commercial buildings across North America since the 1970s.
Typical Applications
- Main switchboard breakers
- Large industrial distribution
- Service entrance equipment
- Hospital and data center mains
- Industrial plant main distribution
Available Catalog Numbers
- PAF361000DC — 1000A, 3 pole, 600V
- PAF361200DC — 1200A, 3 pole, 600V
- PAF361600DC — 1600A, 3 pole, 600V
- PAF360800DC — 800A, 3 pole, 600VAC
- PAF362000DC — 2000A, 3 pole, 600VAC
- PAF36600 — 600A, 3 pole, 600VAC
- PAF36700 — 700A, 3 pole, 600VAC
- PAF36800 — 800A, 3 pole, 600VAC
- PAF361000 — 1000A, 3 pole, 600VAC
- PAF361200 — 1200A, 3 pole, 600VAC
- PAF361400 — 1400A, 3 pole, 600VAC
- PAF361600 — 1600A, 3 pole, 600VAC
- PAF361800 — 1800A, 3 pole, 600VAC
- PAF362000 — 2000A, 3 pole, 600VAC