Square D HDF36030 Molded Case Circuit Breaker
- 30A
- 3 Pole
- Unit Mount
Quantity
Square D HDF36030 - 30A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Rated for 18 kAIC at 480VAC, this 30-amp unit mount MCCB handles commercial and industrial power distribution tasks. The device installs into Square D switchboards and control panels, acting as an exact cross-reference for legacy FA36030 and FH36030 components. Featuring a mercury-free and PVC-free construction, it utilizes proven long-time and instantaneous trip functions to secure branch circuits.Specifications
| Brand | Square D |
|---|---|
| Series | HDF |
| Amperage | 30A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 25kA @ 240VAC, 18kA @ 480Y/277VAC, 18kA @ 480VAC, 14kA @ 600Y/347VAC, 14kA @ 600VAC, 20kA @ 250VDC |
| Frame Type | HDF |
|---|---|
| Terminal Type | Busbar Connection |
| For Use With | Square D Switchboards, Industrial Control Panels, Motor Control Centers |
| Wire Gauge | 14-3/0 AWG (Al/Cu) |
| Max Wire | 3/0 AWG, Cu/Al |
| Min Wire | 14 AWG, Cu/Al |
| 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, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Lug Kits, Terminal Shields, Padlock Attachment |
|---|---|
| Accessories | None included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, NOM-003-SCFI-2000, UL 489 |
| Approval | CE, CSA, IEC, NEMA, NOM, UL, HACR |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed, RoHS Compliant, Mercury Free, PVC Free |
Product FAQs
9 answersWhich legacy circuit breakers does the HDF36030 replace?
This breaker serves as an exact cross-reference replacement for legacy Square D FA36030 and FH36030 molded case circuit breakers.
Is the HDF36030 an I-Line or unit-mount breaker?
The 'F' in the HDF36030 catalog number specifies a unit-mount configuration with busbar connections on both the line and load sides. If your panel requires an I-Line plug-in connection, you will need the HDA36030 instead.
What are the magnetic trip settings for this 30A breaker?
The HDF36030 features a fixed magnetic hold current of 350A and a fixed magnetic trip current of 750A to protect against short circuits.
Can I adjust the trip settings on the HDF36030?
No, this breaker is equipped with a fixed thermal-magnetic trip unit. Both the long-time overload protection and instantaneous short-circuit protection are factory-set and cannot be modified.
What are the physical dimensions of this H-Frame breaker?
The unit measures 6.4 inches in height, 4.12 inches in width, and 4.36 inches in depth.
Is this breaker 80% or 100% rated?
The HDF36030 carries a standard 80% continuous current rating.
What is the recommended tightening torque for the connections?
The busbar terminal connections on this breaker should be tightened to 44.25 lbf.in (5 N.m).
Is the HDF36030 environmentally compliant?
Yes, this breaker features a mercury-free and PVC-free construction.
What is the maximum frame capacity for this breaker?
While this specific model is rated for 30 amps, it is built on the PowerPacT H-Frame platform, which supports a maximum capacity of 150 amps.
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