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ABB A16-30-10 Contactor  

1. Key Parameters

• Product Model: A16-30-10
• Product Series: ABB A-Series Industrial AC Contactors (Low-Medium Power Load Control)
• Core Function: Controls power supply to single/three-phase AC loads (motors, heaters, lighting); 3-pole main contacts (16A rated current) for power switching; 1 normally open (NO) auxiliary contact for status feedback; electromagnetic coil operation (AC/DC options); integrates arc suppression chambers; enables DIN rail mounting; ensures safe, frequent switching (up to 1200 operations/hour) in industrial/commercial applications.
• Electrical & Switching Specifications:

  Parameter	Details	Performance Metrics
  Power & Load Ratings	- Main Contacts: 3 poles (3P); rated current (Ie): 16A (AC-3 duty, 400V AC); rated voltage (Ue): 400V AC (max); breaking capacity (Icu): 100A (400V AC) - Auxiliary Contacts: 1NO (1 normally open); rated current: 6A (AC-1 duty, 230V AC) - Coil Voltage: Configurable (230V AC, 110V AC, 24V DC—standard option: 230V AC); coil power consumption: 7VA (pick-up), 2VA (holding) - Duty Cycles: AC-1 (resistive loads: heaters/lighting), AC-3 (motor loads: 16A at 400V AC, 4kW motor)	3P main contacts handle 4kW three-phase motors (400V AC) or 3.5kW single-phase heaters (230V AC); AC-3 duty rating supports frequent motor 启停 (up to 1200 operations/hour); 1NO auxiliary contact enables remote status monitoring (e.g., "contactor closed" signal to PLC)
  Switching & Protection	- Operation Frequency: Up to 1200 operations/hour (max) - Arc Suppression: Built-in arc chutes (ceramic material) to extinguish electrical arcing - Insulation Class: Class F (155℃) - Dielectric Strength: 2.5kVrms (between contacts and coil); 1kVrms (between adjacent contacts)	Arc chutes prevent contact erosion and electrical fires during switching; Class F insulation withstands high temperatures (e.g., enclosed cabinet heat); high dielectric strength avoids short circuits between contacts

• Mechanical & Environmental Specifications:

  Parameter	Details	Performance Metrics
  Mechanical Design	- Dimensions: 55mm (W) × 80mm (H) × 50mm (D) - Mounting Type: DIN rail mount (EN 50022, 35mm, tool-less snap-on) - Housing Material: Flame-retardant thermoplastic (UL 94 V0) - Weight: Approximately 220g - Indicators: Coil status LED (optional—green = energized, off = de-energized)	Compact form factor (55×80×50mm) fits in dense control cabinets (e.g., 19-inch 1U panels); tool-less DIN rail mounting reduces installation time by 50%; UL 94 V0 housing meets industrial fire safety requirements
  Environmental Ratings	- Operating Temperature Range: -25℃~+60℃ (-13℉~140℉) - Storage Temperature Range: -40℃~+85℃ (-40℉~185℉) - Humidity Tolerance: 5%~95% RH (non-condensing, up to 55℃) - Vibration Resistance: 10~500Hz, 1.5g acceleration (IEC 60068-2-6) - Shock Resistance: 20g (11ms half-sine, IEC 60068-2-27) - EMC Compliance: EN 61000-6-2 (immunity: Level 2); EN 61000-6-3 (emission: Class B)	-25℃~+60℃ range suits unconditioned spaces (e.g., rooftop HVAC cabinets, workshop control panels); non-condensing humidity tolerance eliminates dehumidifiers in typical commercial environments; Level 2 EMC immunity withstands noise from small motors and lighting ballasts

• Compliance Specifications:

  Parameter	Details	Performance Metrics
  Safety & Regulatory Compliance	- Safety Standards: CE, UL 508, CSA C22.2 No.14, IEC 60947-4-1 (low-voltage switchgear) - Flame Retardancy: Housing (UL 94 V0); internal components (UL 94 V0) - RoHS Compliance: EU RoHS 2.0 (Restriction of Hazardous Substances)	UL 508/CSA certification ensures compliance with North American industrial safety codes; IEC 60947-4-1 validation confirms compatibility with global low-voltage systems; RoHS compliance aligns with environmental regulations

2. Core Features

• 3-Pole Main Contacts + 1NO Auxiliary Feedback: 3P main contacts (16A) handle power switching for three-phase motors or single-phase heavy loads; 1NO auxiliary contact provides status feedback (e.g., "contactor closed" signal to ABB AC500 PLC), eliminating the need for separate sensors and reducing wiring complexity by 30%.
• AC-3 Duty Rating for Frequent Motor 启停: Optimized for motor control (AC-3 duty) with up to 1200 operations/hour—ideal for applications requiring frequent on/off cycles (e.g., HVAC compressors, workshop conveyor motors); ensures long contact life (100,000 electrical operations) even with daily heavy use.
• Built-In Arc Suppression: Ceramic arc chutes extinguish electrical arcing during contact engagement/disengagement—prevents contact erosion (extending contact life by 50%) and reduces fire risk from stray arcs; critical for enclosed cabinet installations where arcing could ignite dust or debris.
• Industrial-Grade Durability: UL 94 V0 housing + Class F insulation + -25℃~+60℃ range—withstands temperature fluctuations (e.g., winter workshop cold, summer HVAC cabinet heat), vibration (1.5g), and minor mechanical impacts; service life exceeds 10 years in typical commercial/light industrial use.
• Tool-Less DIN Rail Installation: Snap-on mounting to 35mm DIN rails—installs in <1 minute without tools; compact design (55×80×50mm) fits in tight cabinet spaces (e.g., alongside circuit breakers and terminal blocks); reduces installation labor costs vs. panel-mount contactors.
• Flexible Coil Voltage Options: Available with 230V AC, 110V AC, or 24V DC coils—adapts to diverse system power supplies (e.g., 24V DC for battery-backed emergency systems, 230V AC for standard building power); low holding power (2VA) reduces energy consumption vs. older contactor models.
• Seamless ABB System Integration: Compatible with ABB PLCs (AC500), overload relays (TA25DU), and thermal protectors—no custom adapters needed; auxiliary contact signals integrate with ABB Automation Builder for centralized monitoring (e.g., tracking contactor failure rates); avoids compatibility issues common with third-party switching devices.

3. Application Fields

• HVAC & Building Automation: Climate Control:
  • Commercial HVAC Compressors: Controls 3.5kW single-phase/4kW three-phase compressors—AC-3 duty rating supports 600+ daily 启停 cycles (e.g., office cooling); 1NO auxiliary contact sends "compressor running" status to building management systems (BMS); -25℃ low-temperature rating suits rooftop HVAC units in cold climates; arc suppression prevents arcing damage in enclosed compressor cabinets.
  • Residential/Commercial Heaters: Switches 3kW electric heaters (230V AC)—AC-1 duty rating optimizes for resistive loads; Class F insulation withstands heater-generated heat; compact design fits in electrical distribution panels; EMC Class B compliance avoids interference with home/business electronics.
• Light Manufacturing: Workshop Motor Control:
  • Small Conveyor Motors (4kW): Controls three-phase conveyor motors in electronics assembly workshops—16A current rating matches motor load; frequent switching (up to 1200 operations/hour) supports production line start/stop cycles; 1NO auxiliary contact triggers conveyor belt sensors when the contactor is closed; vibration resistance (1.5g) withstands conveyor operation.
  • Pump Motors (3kW): Powers wastewater transfer pumps in small factories—AC-3 duty handles pump startup inrush current; arc chutes prevent contact damage from water pump load fluctuations; -25℃~+60℃ range suits unheated pump rooms; auxiliary contact alerts PLCs to pump failure (e.g., contactor stuck open).
• Utility Auxiliary Systems: Backup Equipment:
  • Emergency Lighting Systems: Switches 2kW emergency lighting banks—24V DC coil option integrates with battery-backed emergency power; 1NO auxiliary contact verifies lighting is active (critical for fire safety codes); compact design fits in emergency power distribution panels; UL 508 certification meets building safety regulations.
  • Solar Inverter Auxiliaries: Controls 3kW cooling fans for solar inverters—16A current rating handles fan motor load; non-condensing humidity tolerance suits outdoor inverter cabinets; auxiliary contact monitors fan operation (prevents inverter overheating); EMC immunity withstands inverter electrical noise.
• Commercial Facilities: Daily Load Control:
  • Retail Store Lighting: Switches 2.5kW LED lighting arrays—AC-1 duty optimizes for resistive load; low holding power (2VA) reduces energy consumption; 1NO auxiliary contact integrates with store BMS for lighting schedule compliance; compact design fits in ceiling electrical boxes.
  • Gym Equipment (Treadmills/Stationary Bikes): Controls 2kW motor drives for fitness equipment—AC-3 duty supports frequent equipment startup; arc suppression prevents arcing in gym electrical panels; Class F insulation withstands equipment heat; auxiliary contact sends "equipment active" signals to gym energy management systems.

The structure and details of the product：

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