CUTLER HAMMER
EC3030 - 30Amp Circuit Breaker
EC3030 - 30Amp Circuit Breaker
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EC3030 - 30Amp Circuit Breaker
When you’re working on existing electrical systems, the goal is usually simple: keep everything running the way it was designed to. The EC3030 Type EC Circuit Breaker fits right into that need. It’s a 30 Amp, 3-pole thermal-magnetic circuit breaker built for compatible systems where maintaining the original setup matters. With a 10kA interrupting rating at 240VAC, it helps support reliable circuit protection in commercial and industrial environments that depend on consistent power distribution.
You’ll also find load terminals included, making installation more straightforward in compatible setups. Rated for operation up to 40°C (104°F), the EC3030 is commonly used in commercial buildings, industrial facilities, and institutional environments where dependable circuit protection is part of keeping operations steady.
Built for compatibility and intended to match existing specifications, the EC3030 is a dependable fit for keeping established electrical systems operating as they should.
Key Features and Benefits
- 30 Amp rating designed for branch and feeder circuit protection
- 3-pole design for use in three-phase electrical systems
- Thermal-magnetic protection responds to both overloads and short circuits
- Non-interchangeable trip unit helps maintain original system characteristics
- 10kA interrupting capacity at 240VAC for fault protection support
- Rated for operation up to 40°C (104°F)
- Includes load terminals for easier installation in compatible systems
- Designed for form, fit, and functional replacement needs
- Suitable for existing Type EC electrical equipment
- Built to last in commercial, industrial, and facility applications
Technical Specifications
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Part Number: EC3030
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Type: EC
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Amperage Rating: 30 Amps
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Poles: 3
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Voltage Rating: 240VAC
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Interrupting Capacity: 10kA @ 240VAC
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Trip Unit: Non-Interchangeable
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Circuit Breaker Type: Thermal-Magnetic
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Temperature Rating: 40°C (104°F)
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Load Terminals: Included
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Dimensions:
- Width: 4.13 in.
- Height: 6.0 in.
- Depth: 3.38 in.
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Approximate Shipping Weight: 5.50 lbs.
Material Compliance and Certifications
- Industry Standards: The EC3030 is intended for use in compatible electrical distribution equipment and should always be installed according to applicable electrical codes and manufacturer requirements.
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Compatibility Verification: Before installation, confirm compatibility with your existing panelboard, switchboard, or system configuration. All installation work should be completed by qualified electrical personnel following proper safety procedures.
Where It Works Best
The EC3030 is commonly found in commercial, industrial, and institutional settings where Type EC equipment is still in service. You’ll typically see it used in panelboards, switchboards, warehouses, manufacturing facilities, schools, office buildings, and other power distribution systems that require a 30 Amp, 3-pole breaker rated at 240VAC with 10kA interrupting capacity. It’s especially useful in situations where maintaining existing electrical infrastructure is the priority—helping ensure compatibility with established systems without changing the original design intent.
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Eaton®, Cutler-Hammer®, Westinghouse®, Challenger®, Bussmann®, Crouse-Hinds®, and Cooper® are registered trademarks of Eaton Corporation plc. Products sold are surplus, used, or refurbished and are NOT supplied by Eaton Corporation plc or its affiliates.
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