Square D HDA36070SA Circuit Breaker
- 70A
- 3 Pole
- I-Line
Quantity
Square D HDA36070SA 3 Pole Circuit Breaker
New
Quantity
Description
Square D HDA36070SA 3 Pole Circuit Breaker
The Square D HDA36070SA is a 3 Pole thermal magnetic molded case circuit breaker with a current rating of 70 Amps and a voltage rating of 600VAC, 500VDC. It has an interrupting rating of 18kAIC at 480V. The HDA36070SA has an I-Line style plug-in connection type and includes long time and instantaneous trip functions.
Specifications
| Brand | Square D |
|---|---|
| Series | HDA |
| Amperage | 70A |
| Poles | 3 |
| Mounting Style | I-Line |
| 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 | H |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards and Switchboards |
| Wire Gauge | 14-3/0 AWG |
| Max Wire | 3/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Standards | RoHS |
|---|---|
| Approval | UL |
Product FAQs
8 answersWhat does the "SA" suffix mean in the HDA36070SA catalog number?
The "SA" suffix indicates that this circuit breaker includes a factory-installed 120VAC shunt trip for remote tripping applications.
Can the HDA36070SA replace an older FA36070-1021 breaker?
Yes, the HDA36070SA is the modern PowerPacT H-frame replacement for the legacy F-frame FA36070-1021, which also featured a 120VAC shunt trip and I-Line plug-on mounting.
What type of panelboard is required for installing the HDA36070SA?
This breaker features an I-Line style plug-in connection, meaning it is specifically designed for installation in Square D I-Line panelboards and switchboards.
What wire sizes are accepted by the terminals on this 70A breaker?
The standard lugs on this breaker accept wire gauges from 14 AWG up to 3/0 AWG, and they are rated for both aluminum and copper conductors.
Is the HDA36070SA rated for continuous operation at 100 percent of its 70A capacity?
No, this is a standard-rated circuit breaker. Per the National Electrical Code, it is rated for continuous operation at 80 percent of its 70A capacity.
Does the HDA36070SA include a push-to-trip feature?
Yes, like all PowerPacT circuit breakers, it features an integral push-to-trip button on the cover to manually trip the breaker and verify the mechanical operation.
Can this breaker be reverse fed?
Yes, standard thermal magnetic PowerPacT H-frame breakers like the HDA36070SA are suitable for reverse fed applications.
What are the magnetic trip settings for the HDA36070SA?
The magnetic hold current for this 70A thermal magnetic breaker is 800A, with a magnetic trip point of 1450A.
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