Siemens HE63B020 Molded Case Circuit Breaker
- 20A
- 3 Pole
- Bolt-On
Quantity
Siemens HE63B020 - 20A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Description
Constructed for heavy-duty applications, the Siemens HE63B020 is a 3-pole, 20A molded case circuit breaker rated for 600VAC. It provides overcurrent protection through a fixed thermal-magnetic trip unit with LI functions. This device installs into Siemens P1, P2, and P3 panelboards, utilizing a bolt-on mounting style. Users looking for the current equivalent can cross-reference the HED63B020.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HE63B020-R |
| Series | HE |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 30kA @ 480VAC, 18kA @ 600VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens P1, P2, P3 Panelboards |
| Wire Gauge | 14-10 AWG (Cu), 12-10 AWG (Al) |
| Max Wire | 10 AWG |
| Min Wire | 14 AWG |
| 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, Alarm Switch |
|---|---|
| Accessories | Load Side Lugs |
| Standards | UL 489, CSA C22.2 No. 5, IEC 60947-2, NEMA AB-1 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, HID Rated, Non-Interchangeable Trip, Trip-Free Mechanism |
Product FAQs
5 answersWhich panelboards accept the Siemens HE63B020 circuit breaker?
This E-frame breaker is designed for bolt-on installation in Siemens P1, P2, and P3 panelboards. The bolt-on mounting ensures a secure, vibration-resistant connection for commercial and industrial distribution systems.
What is the current replacement for the legacy HE63B020?
For users needing a modern equivalent to this legacy HE-frame breaker, the Siemens HED63B020 serves as a direct cross-reference replacement.
Is the HE63B020 breaker suitable for DC voltage systems?
Yes. While commonly used in 600VAC 3-phase applications, this thermal-magnetic breaker is also rated to protect DC circuits up to 250VDC.
Is this 20A Siemens breaker HACR rated?
Yes, the HE63B020 is HACR rated, meaning it is certified to handle the specific inrush currents generated by heating, air conditioning, and refrigeration equipment.
What wire sizes do the lugs on the HE63B020 accept?
The standard lugs accommodate 14 to 10 AWG copper wire or 12 to 10 AWG aluminum wire. Always verify the specific torque requirements printed on the breaker label before terminating conductors.
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