VIOX Motor Protection Circuit Breaker 3VE Series
• Comprehensive motor protection for AC 50Hz, 380V/660V systems
• Current range 0.1-63A, models 3VE1, 3VE3, 3VE4 with varying breaking capacities
• Bimetallic overload and electromagnetic short-circuit protection
• Adjustable tripping settings, temperature compensation
• IP20 rated, up to 40,000 mechanical operations
• Ideal for industrial motor control and power distribution applications
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VIOX Motor Protection Circuit Breaker 3VE Series
Overview
The VIOX 3VE series Motor Protection Circuit Breakers offer comprehensive protection for electric motors and power distribution circuits. Designed to meet GB/T14048.2 and IEC60947-2 standards, these circuit breakers provide reliable overload and short-circuit protection in various industrial applications.
Key Features
- Suitable for AC 50Hz systems with rated voltages of 380V and 660V
- Current range from 0.1A to 63A
- Bimetallic inverse time delay trip for overload protection
- Electromagnetic instantaneous trip for short-circuit protection
- Temperature compensation for consistent performance
- Adjustable tripping current settings
- Available in three models: J3VE1, J3VE3, and J3VE4
Technical Specifications
| Model | Poles | Rated Voltage | Rated Current | Short Circuit Breaking Capacity (380V) |
|---|---|---|---|---|
| 3VE1 | 3 | 660V | 20A | 1.5kA |
| 3VE3 | 3 | 660V | 20A | 10kA |
| 3VE4 | 3 | 660V | 20A | 22kA |
Dimension
| Model | Rated Current(A) | Release Current Setting area(A) | Auxiliary contacts |
| 3VE1 | 0.16 | 0.1-0.16 | without |
| 0.25 | 0.16-0.25 | ||
| 0.4 | 0.25-0.4 | ||
| 0.63 | 0.4-0.63 | ||
| 1 | 0.63-1 | 1NO+1NC | |
| 1.6 | 1-1.6 | ||
| 2.5 | 1.6-2.5 | ||
| 3.2 | 2-3.2 | ||
| 4 | 2.5-4 | 2NO | |
| 4.5 | 3.2-5 | ||
| 6.3 | 4-6.3 | ||
| 8 | 5-8 | ||
| 10 | 6.3-10 | 2NC | |
| 12.5 | 8-12.5 | ||
| 16 | 10-16 | ||
| 20 | 14-20 | ||
| 3VE3 | 1.6 | 1-1.6 | Special |
| 2.5 | 1.6-2.5 | ||
| 4 | 2.5-4 | ||
| 6.3 | 4-6.3 | ||
| 10 | 6.3-10 | ||
| 12.5 | 8-12.5 | ||
| 16 | 10-16 | ||
| 20 | 12.5-20 | ||
| 25 | 16-25 | ||
| 32 | 22-32 | ||
| 3VE4 | 10 | 6.3-10 | Special |
| 16 | 10-16 | ||
| 25 | 16-25 | ||
| 32 | 22-32 | ||
| 40 | 28-40 | ||
| 50 | 36-50 | ||
| 63 | 45-63 |
Advanced Protection Features
- Quick-on and quick-break mechanism in J3VE3 and J3VE4 models
- Limited current characteristics for high short-circuit breaking capacity
- Motor protection: 1.05 times rated current (no action), 1.2 times rated current (<2h action)
- Distribution protection capabilities
Installation and Compatibility
- Front panel mounting design
- 3VE1 and 3VE3 models compatible with 35mm standard DIN rail (DINEN50022)
- Auxiliary contact options available for system integration
- Compatible with accessories like undervoltage release, shunt release, and indicator lights
Durability and Performance
- Mechanical life: 20,000 to 40,000 operations (model dependent)
- Electrical life: 1,500 to 5,000 operations (model dependent)
- IP20 protection rating for safe operation
Applications
- Motor control and protection in industrial settings
- Power distribution systems
- Manufacturing equipment
- HVAC systems
- Pump and compressor installations
Customization Options
The 3VE series offers flexibility with various current ratings and adjustable settings. Additional accessories and enclosure options are available upon request to meet specific application requirements.
