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Built for AC 50Hz systems, the WCM8E-250 supports infrequent line switching and motor startup operations.
Available in four breaking capacity classes—Type C (low breaking), L (standard), M (high breaking), and H (very high breaking)—the WCM8E-250 can be tailored to meet diverse application needs.
The WCM8E-250 is a high-performance Moulded Case Circuit Breaker (MCCB) from the advanced WCM8 series, engineered with state-of-the-art design and manufacturing technology to meet demanding protection requirements in AC 400V/690V power systems.
With a rated current of 250A, this MCCB ensures comprehensive protection for electrical circuits and equipment in both commercial and industrial settings. It features integrated overload, short circuit, and under-voltage protection, making it a dependable solution for safeguarding power networks against electrical faults.
Applications:
Electrical distribution in commercial and industrial buildings
Power control systems and panels
Motor control centers (MCC)
Renewable energy installations
Marine and offshore platforms
Why Choose the WCM8E-250 MCCB?
Versatile 250A current rating for mid-to-high power circuits
Reliable multi-protection features for enhanced electrical safety
Customizable breaking capacity to match application demands
International-grade construction, ideal for global markets
OEM/ODM support available for custom configurations
| Model | Frame level rated current (A) | Current Rating (A) | Rated operation voltage (V) | Rated insulation voltage (V) | Rated ultimate short circuit breaking capacity (kA) 400V | Rated operation short circuit breaking capacity (kA) 400V |
| WCM8-63L | 63 | (6), 10, 16, 20, 25, 32, 40, 50, 63 | AC400 | AC500 | 25 | 18 |
| WCM8-63M | 50 | 35 | ||||
| WCM8-125C | 100 | (10), 16, 20, 25, 32, 40, 50, 63, 80, 100 | AC690 | AC800 | 20 | 10 |
| WCM8-125L | 35 | 17.5 | ||||
| WCM8-125M | 50 | 35 | ||||
| WCM8-125H | 85 | 50 | ||||
| WCM8-250L | 225 | 100, 125, 140, 160, 180, 200, 225 | AC690 | AC800 | 35 | 18 |
| WCM8-250M | 50 | 35 | ||||
| WCM8-250H | 85 | 50 | ||||
| WCM8-400L | 400 | 225, 250, 315, 350, 400 | AC690 | AC800 | 50 | 25 |
| WCM8-400M | 65 | 42 | ||||
| WCM8-400H | 100 | 65 | ||||
| WCM8-630L | 630 | 400, 500, 630 | AC690 | AC800 | 50 | 25 |
| WCM8-630M | 65 | 42 | ||||
| WCM8-630H | 100 | 65 | ||||
| WCM8-800M | 800 | 630, 700, 800 | AC690 | AC800 | 75 | 50 |
| WCM1-800H | 100 | 65 | ||||
| WCM8-1250 | 800 | 1000, 1250 | AC690 | AC800 | 65 | 40 |
| WCM8-2000 | 1250 | 1400, 1600, 1800, 2000 | AC690 | AC800 | 65 | 40 |
| Description | Specification | ||||||||||||||||||
| Frame level rated current Inm(A) | 63 | 125 | 250 | 400 | 630 | 800 | 1250 | ||||||||||||
| Breaking the capacity level | L | M | C | L | M | H | L | M | H | L | M | H | L | M | H | M | H | ||
| Overall Dimensions (mm)  |
W | 75/103 | 65/93/107 | 74.5/107/142 | 150/198;定140/184 | 182/238 | 210/280 | 210/280 | |||||||||||
| L | 136 | 150 | 165 | 257;定257 | 270 | 280 | 466 | ||||||||||||
| H | 66.5 | 61 | 79 | 81 | 99 | 102;定108 | 105.5 | 107.5 | 139 | ||||||||||
| H1 | 90.5 | 86 | 104 | 110 | 127 | 151.5;定146 | 155 | 155 | 190 | ||||||||||
| Mounting Dimensions (mm)  |
A | 25 | 30 | 35 | 44/90;定44/88 | 58 | 70 | 70 | |||||||||||
| B | 115 | 130.5 | 126 | 194;定215 | 200 | 243 | 300 | ||||||||||||
| Φd | 3.5 | 4.5 | 5 | 7;定6.5 | 7 | 7 | 9.5 | ||||||||||||
| Model NO. | WCM8E-250 |
| Arc-extinguishing Medium | Air |
| Structure | MCCB |
| Type | Circuit Breaker |
| Certification | ISO9001-2000, CE, CB, CCC |
| Factory | Own |
| Payment | L/C, T/T, D/P, Western Union, Paypal, Money Gram |
| Specification | 10A-800A |
| Origin | China |
| Production Capacity | 5000PCS/Week |
| Speed | High-Speed Circuit Breaker |
| Installation | Fixed |
| Poles Number | 3p, 4p |
| Function | Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection) |
| Production Line | 100% Automic |
| Cooperation Type | OEM ODM |
| Transport Package | Paper Box |
| Trademark | Westhomes |
| HS Code | 8536200000 |
Westhomes® is a professional manufacturer for low voltage and high voltage electrical products with a thirty-year history.
Main supplier of state-owned companies like China Stae Grid, China Southern Power Grid through bidding with bunches of test certificates, sales records and operation performance to support.
Enough investment for research and development for the products innovation.
18 months from the date of receivement
Depends on the required quantity and delivery urgency, both international express like UPS / DHL / EMS / HK EMS / FedEx / TNT (door to door service) and normal sea shipping & air freight also avaliable.
Up to the client
We accept T/T, Paypal, Western union, L/C. Normally 30% payment in advance, 70% before delivery.
First to send an inquiry via made-in-china platform or directly to the contact e-mail address. All the following thing is the communication between us.
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