3VA5145-5ED56-0AA0 Siemens 3VA5145-5ED56-0AA0 is a 1-pole molded-case circuit breaker. It offers a 45A operational current and a breaking capacity of 35kA at 277V.
Mfr Part #:

3VA5145-5ED56-0AA0

Mfr Name: Siemens
Siemens
Siemens 3VA5145-5ED56-0AA0 is a 1-pole molded-case circuit breaker. It offers a 45A operational current and a breaking capacity of 35kA at 277V.
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3VA5145-5ED56-0AA0 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Overload Protection
Voltage
Voltage Rating

3VA5145-5ED56-0AA0 Description

Short technical summary and product information.

The Siemens 3VA5145-5ED56-0AA0 is a 1-pole molded-case circuit breaker designed for system protection. It operates with a rated voltage of 415 V AC and has an operational current rating of 45A at 40°C, derating to 41A at 70°C.

 

This circuit breaker features a TM210 overcurrent release with LI protection function. It provides a breaking capacity of 36 kA at 240 V and 5 kA at 415 V according to IEC 60947 standards. Under UL 489, it offers a breaking capacity of 35 kA at 277 V.

 

With a mechanical service life of 20,000 switching cycles and electrical endurance up to 8,000 cycles at 380/415 V, this breaker is built for durability. It is suitable for HACR and HID type applications and mounts via DIN rail.

 

Key electrical specifications include a maximum power loss of 3.8 W and an insulation voltage rating of 500 V. The breaker is compliant with CCC, CE, UL489, and VDE approval agencies.

3VA5145-5ED56-0AA0 Quick Information

Product Type: Molded-case circuit breaker
Canonical Name: Siemens 3VA5 UL frame 125 Molded-case circuit breaker
Subcategory: Molded-case circuit breaker

3VA5145-5ED56-0AA0 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

3VA5145-5ED56-0AA0 Estimated Pricing

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1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

3VA5145-5ED56-0AA0 Features

  • 1-pole molded-case circuit breaker.
  • 45A operational current at 40°C.
  • 415V AC rated operating voltage.
  • 35kA breaking capacity at 277V (UL 489).
  • DIN rail mounting type.

3VA5145-5ED56-0AA0 Applications

  • Suitable for line protection in electrical systems.
  • Used in HVAC and refrigeration circuit protection.
  • Ideal for industrial motor control applications.
  • Suitable for residential and commercial circuit breakers.

3VA5145-5ED56-0AA0 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operational current rating of the Siemens 3VA5145-5ED56-0AA0 circuit breaker?

The operational current rating is 45A at 40°C.

What is the rated operating voltage for this circuit breaker?

The rated operating voltage is 415 V AC.

What is the breaking capacity according to UL 489 at 277V?

The breaking capacity is 35 kA at 277 V.

How many poles does this circuit breaker have?

This is a 1-pole circuit breaker.

What type of mounting is supported?

It supports DIN Rail mounting.

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