Eaton / Cutler-Hammer EHC2070 Molded Case Circuit Breaker
- 70A
- 2 Pole
- Bolt-On
Eaton / Cutler-Hammer
EHC2070
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
EHC2070
Quantity
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Eaton / Cutler-Hammer EHC2070 - 70A 2 Pole Molded Case Circuit Breaker
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Description
Built for commercial and industrial distribution, the EHC2070 is a 70-amp, two-pole molded case circuit breaker from Eaton's Series C line. It delivers consistent thermal-magnetic protection for demanding electrical systems. The breaker installs into Series C panelboards, switchboards, and motor control centers via a secure bolt-on connection. It is also recognized as the predecessor to the EHD2070 replacement model. It features a 14 kAIC rating at 480VAC and is fully HACR rated.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | EHC |
| Amperage | 70A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 18kA @ 240VAC, 14kA @ 480VAC, 10kA @ 250VDC |
| Frame Type | EHC |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Series C Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 14-1/0 AWG |
| Max Wire | 1/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, NEMA AB-1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated |
Product FAQs
8 answersWhich Eaton distribution systems accept the EHC2070 breaker?
This F-Frame breaker is engineered for bolt-on installation in Eaton Series C panelboards, switchboards, and motor control centers.
What size conductors can be terminated on the EHC2070?
The standard lugs on this breaker are designed to accept wire gauges from 14 AWG up to a maximum of 1/0 AWG.
How does the EHC2070 mount into a panelboard?
This breaker utilizes a standard bolt-on connection for secure installation in compatible Series C distribution equipment.
What is the maximum interrupting capacity of the EHC2070?
The maximum interrupting rating is 18 kAIC when applied at 240VAC. For 480VAC systems, the rating is 14 kAIC.
Can the EHC2070 be used in DC voltage applications?
Yes, in addition to AC networks, this thermal-magnetic breaker is rated for 250VDC systems with a 10 kAIC interrupting capacity.
How does the trip unit function on the EHC2070?
It features a thermal-magnetic trip unit with fixed thermal and fixed magnetic settings. This provides both long-time and instantaneous (LI) overcurrent protection.
What frame family does the EHC2070 belong to?
The EHC2070 is built on the Eaton Series C F-Frame platform, which determines its physical dimensions and accessory compatibility.
Is there a direct cross-reference for the EHC2070?
Yes, the EHC2070 shares the same physical F-Frame footprint and electrical characteristics as the EHD2070, making them interchangeable in Series C panelboards.
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