Contactors & Relays
High voltage switching components for electric vehicle battery and motor control systems in New Zealand.
Contactors & Relays Overview
Contactor Types
- • Main battery contactors
- • Pre-charge contactors
- • Motor disconnect contactors
- • Charging system contactors
- • Emergency disconnect contactors
Relay Applications
- • 12V auxiliary systems
- • Control circuit switching
- • Safety interlocks
- • Thermal protection
Benefits of Quality Components
- SafetyReliable power isolation and switching
- ControlPrecise power flow management
- ProtectionArc suppression and fault isolation
- LongevityHigh cycle life for frequent switching
Contactor & Relay Considerations
Important factors for switching component selection and maintenance
Technical Requirements
- • Voltage and current ratings
- • Arc interruption capability
- • Contact material selection
- • Coil voltage compatibility
- • Operating temperature range
Maintenance Factors
- • Contact wear monitoring
- • Coil resistance testing
- • Operating time verification
- • Insulation resistance checks
- • Mechanical operation inspection
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