Eaton / Cutler-Hammer PDG43K0700TFAJ Molded Case Circuit Breaker
- 700A
- 3 Pole
- Panel Mount
Quantity
Eaton / Cutler-Hammer PDG43K0700TFAJ - 700A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Built for demanding industrial environments, the Eaton PDG43K0700TFAJ is a 700A molded case circuit breaker from the Power Defense Frame 4 family. It installs into Eaton Pow-R-Line 4 panelboards, switchboards, and motor control centers. This unit serves as a replacement for the legacy MDL3700. With a 50 kAIC rating at 480VAC, it includes fixed thermal and adjustable magnetic trip functions. The breaker is HACR rated and supports reverse feed.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | PDG4 |
| Amperage | 700A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 85kA @ 240VAC, 50kA @ 480VAC, 25kA @ 600VAC, 22kA @ 250VDC |
| Frame Type | PDG |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Pow-R-Line 4 Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | (2) 1 AWG-500 kcmil (Al/Cu) |
| Max Wire | 500 kcmil |
| Min Wire | 1 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, Handle Lock, Padlock Attachment |
|---|---|
| Accessories | Standard Line and Load Terminals (PDG4X3TA700) |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CCC, CE, CSA, IEC, UL |
| Temp Rating | -20C to 70C |
| Construction Features | Reverse Feed |
Product FAQs
8 answersWhat legacy circuit breaker does the PDG43K0700TFAJ replace?
This Power Defense Frame 4 breaker serves as a direct replacement for the legacy Eaton and Cutler-Hammer MDL3700 molded case circuit breaker.
What equipment is compatible with the PDG43K0700TFAJ?
This breaker is designed for installation in Eaton Pow-R-Line 4 panelboards, switchboards, and motor control centers.
What does the TFAJ suffix indicate in the catalog number?
In Eaton Power Defense nomenclature, TFAJ specifies a thermal-magnetic trip unit with fixed thermal and adjustable magnetic settings, equipped with standard line and load lugs.
Can this 700A breaker be used in DC applications?
Yes, it is rated for use in DC electrical systems with an interrupting capacity of 22kAIC at 250VDC.
What wire sizes do the standard lugs accept?
The included lugs accept two conductors per phase, accommodating wire sizes from 1 AWG to 500 kcmil for both aluminum and copper wire.
Are the trip settings adjustable on this breaker?
The thermal-magnetic trip unit features a fixed thermal setting for long-time overload protection and an adjustable magnetic setting for instantaneous short-circuit protection.
Is the PDG43K0700TFAJ suitable for reverse feed installations?
Yes, this breaker supports reverse feed applications and is HACR rated for use with heating, air conditioning, and refrigeration equipment.
What frame size is the PDG43K0700TFAJ?
It is built on the Eaton Power Defense Frame 4 platform, which is engineered for high-capacity commercial and industrial power distribution.
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