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Siemens ED62B050 Molded Case Circuit Breaker

  • 50A
  • 2 Pole
  • Bolt-On
Siemens ED62B050
Molded Case Circuit Breaker
Brand Siemens
SKU ED62B050
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  • 50A
  • 2 Pole
  • Bolt-On

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Siemens ED62B050 2 Pole Circuit Breaker

Siemens ED62B050 - 50A 2 Pole Molded Case Circuit Breaker

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$688.75 In Stock

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Description

Engineered for commercial distribution, the Siemens ED62B050 is a 2-pole, 50A molded case circuit breaker from the Sentron family. It provides reliable long-time and instantaneous (LI) overcurrent protection. This bolt-on MCCB installs into Siemens P2, P3, P4, and P5 panelboards. It accepts 10-1/0 AWG copper or aluminum wire via load-side lugs, ensuring secure terminations. Rated for 600VAC, it features an interrupting capacity of 65kA at 240V. It is HACR rated and reverse feed capable.

Specifications

Key specifications
Brand Siemens
Part Number ED62B050
Series ED6
Amperage 50A
Poles 2
Mounting Style Bolt-On
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 1
AIC Rating 65kA @ 240VAC, 25kA @ 480VAC, 18kA @ 600VAC, 30kA @ 250VDC
Fit and installation
Frame Type ED
Terminal Type Lugs
For Use With Siemens P2, P3, P4, P5 Panelboards, Switchboards
Wire Gauge 10-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 10 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch, Undervoltage Release
Accessories Load Lugs
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CSA, IEC, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed

Product FAQs

8 answers
What panelboards are compatible with the ED62B050?

The ED62B050 is designed for bolt-on installation in Siemens P2, P3, P4, and P5 panelboards, as well as compatible Siemens switchboards.

What wire sizes are accepted by the standard lugs?

The factory lugs accommodate 10 AWG through 1/0 AWG conductors. Both copper and aluminum wires are supported.

Is this breaker suitable for direct current applications?

Yes, it carries a DC rating of 250VDC with a 30kAIC interrupting capacity, allowing integration into supported direct current systems.

Can the trip curve be adjusted in the field?

No, this breaker utilizes a fixed thermal-magnetic trip unit. The long-time and instantaneous trip thresholds are factory set and non-adjustable.

Does the ED62B050 mount to a standard DIN rail?

No, this is a molded case circuit breaker that requires a bolt-on connection directly to the panelboard bus. It is not designed for DIN rail mounting.

Can this replace legacy I-T-E circuit breakers?

Yes, Siemens manufactures the Sentron series as the direct successor to legacy I-T-E breakers. The ED62B050 can replace older I-T-E ED6 frame breakers with matching specifications.

What type of protection does the LI trip function provide?

The LI designation indicates Long-Time and Instantaneous protection. The thermal element protects against sustained overloads, while the magnetic element trips immediately during a short circuit.

Is it permissible to reverse feed this circuit breaker?

Standard Siemens ED frame thermal-magnetic breakers can generally be reverse fed. Always verify that the breaker faceplate lacks specific Line and Load markings before wiring in a reverse feed configuration.

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