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Home Industrial ControlMedium and Low Voltage Power DistributionMolded Case Circuit BreakerMolded Case Circuit Breaker

Delixi CDM6H-250L/4300B 225A Molded Case Circuit Breaker

Brand:
Delixi
Series:
CDM6H
Protection Type:
Main body (with protection function)
How It Works:
Manual
Frame Current:
250A
Tripping Mode:
Thermal Magnetic
Protection Function:
LI
Wiring Method:
Front panel wiring
Poles:
4P
Rated Voltage:
400/415VAC
Installation:
Fixed
Trip Unit:
Compound release
Rated Current of Release:
225A
Breaking Capacity:
35KA
Model:
CDM6H-250L/4300B 225A
Order Number:
6H250L225B300
Description:
Delixi Molded Case Circuit Breaker CDM6H-250L/4300B 225A,LI,35KA,250A,Fixed,Manual,4P
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Product parameters

Product attributes Attribute value Filter product attributes
Brand： Delixi
Series： CDM6H
Appendix： -
Protection Type： Main body (with protection function)
How It Works： Manual
Frame Current： 250A
Tripping Mode： Thermal Magnetic
Protection Function： LI
Wiring Method： Front panel wiring
Poles： 4P
Rated Voltage： 400/415VAC
Installation： Fixed
Trip Unit： Compound release
Rated Current of Release： 225A
Breaking Capacity： 35KA
Products with the same attribute : 0
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Series Overview

Product Introduction​​

● ​​CDM6H​​ series Molded Case Circuit Breakers (hereinafter referred to as: CDM6H) are mechanical switching devices capable of making, carrying, and breaking currents under normal circuit conditions, and also making, carrying for a specified time, and breaking currents under specified abnormal circuit conditions such as overload, short-circuit, and under-voltage (accessory function) in low-voltage distribution circuits. They provide protection for circuits and equipment. Widely applicable for low-voltage power applications in OEM industries such as elevators, air conditioning, and machine tools.

● ​​Frame Ratings:​​ 63AF, 125AF, 160AF, 250AF, 400AF, 630AF, 800AF, 1250AF, 1600AF.

● ​​Rated Operational Voltage (Ue):​​ 400/415V, 500V, 690V.
● ​​Breaking Capacity:​​ Covers common breaking capacities in the distribution field: 35kA, 50kA, 70kA, 75kA, 100kA.
● ​​Number of Poles:​​ Includes 3-pole and 4-pole products.
● ​​Trip Unit Types:​​ Magnetic-only, Thermomagnetic.
● ​​Mounting Methods:​​ Fixed, Plug-in, Withdrawable.

​​Compliance Standards​​

● Products comply with standards:

● GB/T 14048.1 General Rules
● IEC 60947-1 General Rules
● GB/T 14048.2 Circuit-breakers
● IEC 60947-2 Circuit-breakers
● Extreme environmental usage standards:
● IEC 60068-2-1 (Low Temperature) GB/T 2423.1
● IEC 60068-2-2 (High Temperature) GB/T 2423.2
● IEC 60068-2-30 (Damp Heat, Cyclic) GB/T 2423.4

​​Protection Degree (IP Rating)​​

● CDM6H body conforms to IP protection degree: IP30 (excluding terminal blocks).

● CDM6H installed in switchgear:
● Breaker with toggle handle: IP40
● Breaker with rotary handle: IP40
● Breaker with motor operator: IP40

​​Pollution Degree​​

● The operational pollution degree for CDM6H is ​​Pollution Degree 3​​.

● Defined for environments (industrial environments) per standards IEC 60947-1 and IEC 60664-1.

​​Ambient Temperature​​

● Normal operating conditions: ​​-5°C to +40°C​​.

● Storage temperature: ​​-40°C to +70°C​​ (If the storage temperature is lower than the normal operating conditions, the product should be allowed to stabilize at the operating temperature for at least 24 hours before being put into service).

​​Altitude​​

● Normal operating altitude: ​​≤ 2000m​​. If installation is required at altitudes exceeding 2000m, factors such as changes in dielectric strength and air cooling must be considered.

​​Ambient Humidity​​

● Under normal operating conditions at an ambient air temperature of ​​+40°C​​, the relative humidity shall not exceed ​​50%​​. At lower temperatures, a higher relative humidity is permissible; for example, ​​90% at +20°C​​.

● ​​Special precautions​​ shall be taken for occasional condensation due to temperature changes.

​​Reliable Contact Position Indication with Isolation Function​​

● Complies with the definition of isolation in IEC standard GB/T 14048.2.

● The isolation position corresponds to the "0" (OFF) position.
● The operating handle can only indicate the "OFF" position when the contacts are genuinely open.
● The reliability of the contact indication system is not affected by the use of a rotary handle or motor operator.

Rachel

Industrial Control Sales Specialist: Focuses on delivering high-performance, cost-effective industrial control products. Offers end-to-end one-stop procurement support—covering rapid quotation, streamlined order fulfillment, and responsive after-sales service—to simplify clients’ procurement processes. Email: Anthony@icxsg.com

We offer competitive product pricing. For fast support, send your email, phone, address, and the product model & quantity you want—we’ll reach out quickly!

We typically respond via email within one business day! You can also contact us at Anthony@icxsg.com

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