SSR-3 AA4840 Solid State Relay
The SSR-3 AA4840 is a 3-phase AC-to-AC solid state relay designed to handle high power loads up to 40A. With its compact design and durable build, it offers safe and efficient switching for industrial automation and motor control systems.
Product Details:
Model: SSR-3 AA4840
Control Voltage (Input): 80–250V AC
Load Voltage (Output): 48–480V AC (Three-phase)
Load Current: Up to 40 Amps
Switching Type: Zero-crossing
Control Type: AC to AC
LED Indicator: Shows input signal status
Mounting Style: Panel mount
Output Type: Triac output
Heat Dissipation: External heat sink recommended
Insulation Resistance: ≥100MΩ at 500V DC
Key Features:
3-phase relay suitable for high-power AC load control
No mechanical contacts – maintenance-free operation
Fast, silent switching with zero-cross triggering
Excellent electrical isolation between input and output
Long operational life even in demanding conditions
High surge current resistance
LED input indicator for visual status monitoring
Applications:
Industrial heating systems
HVAC systems
Conveyor motor control
Injection molding machines
Packaging machinery
Automation panels
Power distribution units (PDUs)
Genuine stock from our Ludhiana counter (trading since 1993). GST invoice on every order, courier anywhere in India.
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