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RS PRO Solid State Relay 20 A Load 530 Vrms Maximum Load Voltage DIN Rail Mount SP Contact Screw Terminal 90 - 280V 121-3889
Specifications
| Country of Origin | India |
|---|---|
| Brand | RS PRO |
| Height | 93.2mm |
| Length | 22.5mm |
| Model | 121-3889 |
| Mount Type | DIN Rail |
| Maximum Operating Temperature | 60°C |
| Contact Configuration | SP |
| Capacitance | 8pF |
| Minimum Operating Temperature | -20°C |
| Terminal type | Screw |
| Switching Function | Random Switching |
| Maximum Load Current | 20A |
| Standards/Approvals | RoHS |
| Minimum Control Voltage | 90V ac |
| Maximum Control Voltage | 280V ac |
| Off State Leakage Current | 1mArms |
Key Features
- The relay features a maximum load voltage of 530 Vrms for versatile application.
- Control voltage ranges from 90 V AC to 280 V AC ensuring flexible control requirements.
- Equipped with screw terminals and SP contact configuration for secure connections.
- Compact design with dimensions 93.2 mm height, 22.5 mm length, and depth fits well in constrained spaces.
- Operates safely between -20°C and +60°C with off-state leakage current of 1 mA RMS.
- LED indicator for status display enhances monitoring.
- Capacitance is low at 8 pF supporting effective switching performance.
- Complies with RoHS standards, ensuring environmental safety.
Product Description
RS PRO 121-3889 Solid State Relay is engineered to manage circuit contact operations with precision, effortlessly controlling loads up to 20 A and a maximum load voltage of 530 Vrms. This relay is ideal for both industrial equipment and home appliances, providing reliable and efficient switching.
The device supports a wide control voltage range from 90 V AC to 280 V AC, accommodating various control systems. Its screw terminal design and single pole (SP) contact configuration ensure durable and safe electrical connections. With a slim profile measuring 93.2 mm in height, 22.5 mm in length, and 116.5 mm in depth, it allows installation in compact spaces, suitable for DIN rail mounting systems widely used in electrical panels.
Operating reliably in temperatures from -20°C to +60°C, the solid state relay features a low off-state leakage current of 1 mA RMS and an extremely low capacitance of 8 pF, which minimizes unwanted electrical noise. The incorporated LED indicator provides clear visual feedback of operational status.
This product complies with RoHS directives, ensuring environmentally friendly construction and usage. Designed with IP20 ingress protection, it is safe to handle during installation and operation, significantly reducing risk of electrical shock.
The relay supports random switching functions suitable for diverse applications. DIN rail mounting enables easy integration into industrial and commercial control panels. The compact and robust design enhances durability and saves space.
LED indicator helps in quick operational diagnostics and status verification. Capacitance and low leakage current improve switching efficiency and system reliability. Manufactured to comply with RoHS standards, suitable for green and sustainable environments.
The screw terminal type secures tight and reliable connections.
This RS PRO solid state relay is well suited for numerous applications in industrial automation, electrical panels, HVAC controls, and other commercial electrical systems demanding reliable and compact switching solutions. It integrates seamlessly into existing setups requiring DIN rail mounted Solid State Relays with high load capabilities.
For extensive selections of professional relays and contactors, explore the Electronic & Electrical category on EnvMart.
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Frequently Asked Questions
This model can handle a maximum load current of 20 A.
It supports a maximum load voltage of 530 Vrms.
The control voltage range for this unit is from 90 V AC to 280 V AC.
The relay measures 93.2 mm in height, 22.5 mm in length, and 116.5 mm in depth.
It is designed for DIN rail mounting, making it suitable for installation in electrical panels.
It operates reliably within a temperature range of -20°C to +60°C.
This unit is equipped with screw terminals for secure electrical connections.
The off-state leakage current is 1 mA RMS.
It has a low capacitance of 8 pF, which supports effective switching performance.
This model features a single pole (SP) contact configuration.
It complies with RoHS standards, ensuring environmental safety.
It is suitable for various applications in industrial automation, electrical panels, and HVAC controls.
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