VIOX VM1-250L/4300 160A 35/25kA MCCB
VIOX VM1-250L/4300 MCCB offers robust protection for power distribution networks up to 160A. This IEC60947-2 compliant device features a high breaking capacity of 35kA at 400V and 25kA at 690V AC. Available in 3P and 4P configurations, it operates at 690V AC with 800V insulation voltage. Key advantages include compact design, high breaking capacity, and short arcing time. Suitable for various applications including industrial, commercial, and data center installations, it provides overload, short-circuit, and undervoltage protection. Operating effectively from -5°C to +40°C and up to 2000m altitude, this MCCB ensures reliable performance in demanding electrical environments. Its versatile design, including multiple accessory options and installation flexibility, makes it ideal for diverse power distribution protection needs. Compliant with international standards and offering a range of tripping characteristics for both power distribution and motor protection, this MCCB delivers superior safety features and adaptability for various electrical systems.
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VIOX VM1-250L/4300 160A 35/25kA Electrical MCCB Moulded Case Circuit Breaker
Overview
The VIOX VM1-250L/4300 is a high-performance Moulded Case Circuit Breaker (MCCB) designed for AC 50/60Hz power distribution networks. With a rated insulation voltage of 800V, rated operation voltage of 690V, and rated operation current of 160A, this MCCB offers exceptional protection against overload, short circuit, under voltage, and other faults.
Key Features
- Compact design for space-efficient installations
- High breaking capacity: 35kA at 400V, 25kA at 690V
- Short arcing time for improved safety
- Suitable for both vertical and horizontal installation
- Compatible with various accessories (alarm contact, shunt release, auxiliary contact)
- Compliant with IEC60947-2 and GB140482 standards
Technical Specifications
- Model: VM1-250L/4300
- Frame rating: 250A
- Rated current (In): 160A
- Rated insulation voltage: 800V
- Rated operation voltage: 690V
- Rated ultimate breaking capacity (Icu): 35kA at 400V, 25kA at 690V
- Rated service breaking capacity (Ics): 25kA at 400V, 18kA at 690V
- Number of poles: 3P, 4P
- Arcing distance: ≤50mm
Operating Conditions
- Installation altitude: ≤2000m
- Ambient temperature range: -5°C to +40°C (24-hour average ≤+35°C)
- Relative humidity: ≤50% at +40°C, up to 90% at lower temperatures
- Pollution level: Class 3
Product Categories
- Breaking capacity: Standard type (S), Higher breaking capacity type (H)
- Connection mode: Front board, Back board, Plug-in type
- Operation mode: Direct handle, Rotation handle, Electrical operation
- Number of poles: 3P, 4P
- Available accessories: Alarm contact, Auxiliary contact, Shunt release, Under voltage release
Tripping Characteristics
Power Distribution Protection
| Test Current | I/In | Test Time | Initial State |
|---|---|---|---|
| Non-tripping current | 1.05In | 2h | Cold state |
| Tripping current | 1.3In | 2h | Immediately after non-tripping test |
Motor Protection
| Setting Current | Conventional Time | Initial State | Note |
|---|---|---|---|
| 1.0In | >2h | Cold state | |
| 1.2In | ≤2h | Immediately after 1.0In test | |
| 1.5In | ≤4min | Cold state | 10≤In≤225 |
| 7.2In | 4s≤T≤10s | Cold state | 10≤In≤225 |
Instantaneous operation characteristic: 10In±20% for power distribution, 12In±20% for motor protection.
Applications
- Industrial power distribution systems
- Commercial buildings
- Renewable energy installations
- Oil and gas facilities
- Data centers
- Motor protection circuits
Advantages
- Versatile protection for various electrical systems
- High breaking capacity for improved safety
- Compact design for easy installation in confined spaces
- Multiple configuration options to suit various applications
- Compliant with international standards for quality assurance
Забезпечення якості
VIOX is committed to providing high-quality MCCBs that meet international standards. Our products undergo rigorous testing to ensure reliability, safety, and long-term performance in various electrical installations.
