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Finder 66.22.8.208.4300 – 66 Series Power relays
Finder 66.22.8.208.4300 is a 30 A DPDT PCB-mounted industrial electromagnetic power relay from the Finder 66 Series, designed for reliable electrical load switching in machinery, automation and industrial control equipment.
Why Choose the Finder 66.22.8.208.4300 Power Relay?
The Finder 66.22.8.208.4300 is a robust 30 A industrial power relay designed for reliable electrical load switching in industrial machinery, control equipment and automation systems. As part of the established Finder 66 Series, this PCB-mounted electromagnetic relay provides dependable switching performance for demanding electrical applications where high contact capacity and reliable circuit isolation are essential.
Featuring a double-pole changeover (DPDT) contact configuration, the Finder 66.22 relay enables two independent changeover circuits to be controlled through a single electromagnetic coil. Its heavy-duty contacts make it suitable for switching resistive loads, motor control circuits, heating equipment and other industrial electrical systems. The series incorporates reinforced insulation between the coil and contacts, supporting safe and reliable integration into electrical equipment.
The Finder 66.22.8.208.4300 belongs to the 66 Series range of power relays with 30 A normally open contact ratings and a 250 V AC rated contact voltage. Its PCB mounting arrangement with bifurcated terminals makes it particularly suitable for integration into printed circuit board assemblies, industrial controllers and custom electrical equipment.
Key Advantages
- Heavy-duty 30 A industrial power relay designed for reliable electrical load switching.
- Double-pole changeover (DPDT) contacts provide flexible control of two electrical circuits.
- PCB mounting with bifurcated terminals enables integration into industrial electronic assemblies.
- 250 V AC rated contact voltage with a maximum switching voltage of 440 V AC.
- Reinforced insulation between the electromagnetic coil and switching contacts.
- 8 mm creepage and clearance distances between coil and contacts.
- High switching capacity suitable for resistive loads, industrial machinery and electrical control systems.
- Durable electromechanical construction designed for repeated switching operations.
Key Features
- Finder 66 Series industrial power relay.
- 2 CO (DPDT) changeover contact configuration.
- 30 A rated normally open contact current.
- 10 A rated normally closed contact current.
- 250 V AC rated contact voltage.
- 440 V AC maximum switching voltage.
- 7,500 VA AC1 rated load for normally open contacts.
- 2,500 VA AC1 rated load for normally closed contacts.
- 1,200 VA AC15 switching capacity at 230 V AC for normally open contacts.
- 1.5 kW single-phase motor switching rating at 230 V AC for normally open contacts.
- Reinforced coil-to-contact insulation with 6 kV impulse withstand capability.
- Compact PCB-mounted construction with bifurcated solder terminals.
- Suitable for integration into industrial controllers, switching assemblies and electrical equipment.
Reliable Power Switching for Industrial Control Systems
Electromagnetic power relays such as the Finder 66.22.8.208.4300 enable electrical loads to be switched through a separate control circuit. When the relay coil is energised, the internal electromagnetic mechanism changes the position of the contacts, allowing connected equipment to be switched on, switched off or transferred between circuits.
The Finder 66 Series is engineered for applications requiring substantial switching capacity and dependable electrical isolation. Its double-pole changeover arrangement provides flexibility for controlling multiple circuits, while the reinforced insulation and PCB mounting design support integration into industrial electronic equipment, machinery controllers and power switching assemblies. The relay's suitability for a particular load depends on its electrical characteristics, switching duty and the design of the surrounding circuit.
Typical Applications
- Industrial automation and electrical control systems.
- Power switching circuits in industrial machinery.
- Heating systems, industrial ovens and furnaces.
- Burner and boiler control equipment.
- Air conditioning and HVAC control systems.
- Industrial washing machines and appliance control boards.
- Electrical generators and standby power equipment.
- Motor control and auxiliary switching circuits.
- PCB-based power distribution and switching assemblies.
- OEM electrical equipment and industrial electronic controllers.
Technical Specifications
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| Device Type | Power Relay | |
|---|---|---|
| Terminal Type | PCB / pins | |
| Mounting Type | PCB | |
| Load Voltage | 440 V AC | |
| Manufacturer | Finder | |
| Series | 66 Series Power Relays | |
| Model | 66.22.8.208.4300 | |
| Product type | Electromagnetic industrial power relay | |
| Relay configuration | Double-pole changeover (DPDT) | |
| Contact arrangement | 2 CO (2 changeover contacts) | |
| Rated normally open contact current | 30 A | |
| Rated normally closed contact current | 10 A | |
| Rated contact voltage | 250 V AC | |
| Maximum switching voltage | 440 V AC | |
| Rated AC1 load (NO contacts) | 7,500 VA | |
| Rated AC1 load (NC contacts) | 2,500 VA | |
| Rated AC15 load at 230 V AC | 1,200 VA (NO contacts) | |
| Single-phase motor rating at 230 V AC | 1.5 kW (NO contacts) | |
| DC1 breaking capacity at 24 V DC | 25 A (NO contacts) | |
| DC1 breaking capacity at 110 V DC | 0.7 A (NO contacts) | |
| DC1 breaking capacity at 220 V DC | 0.3 A (NO contacts) | |
| Minimum switching load | 1,000 mW (10 V / 10 mA) | |
| Coil-to-contact impulse withstand voltage | 6 kV (1.2/50 µs) | |
| Coil-to-contact creepage and clearance | 8 mm | |
| Mechanical life (series nominal) | 10 million operations | |
| Electrical life at rated AC1 load (series nominal) | 100,000 operations | |
| Ambient operating temperature (series range) | −40 to +70 °C | |
| Mounting type | Printed circuit board (PCB) | |
| Terminal type | Bifurcated PCB solder terminals | |
| Insulation | Reinforced insulation between coil and contacts |
Frequently Asked Questions
What is the Finder 66.22.8.208.4300 used for?
The Finder 66.22.8.208.4300 is an industrial electromagnetic power relay used for switching electrical loads in automation equipment, industrial machinery, heating systems and electrical control circuits.
What is the contact current rating of this relay?
The Finder 66.22 relay design provides 30 A rated normally open contacts and 10 A rated normally closed contacts. The permissible switching load depends on the electrical load type and operating conditions.
What contact configuration does the Finder 66.22 relay use?
The relay uses a double-pole changeover (DPDT) contact configuration, also described as 2 CO. This allows two separate electrical circuits to be switched using one relay coil.
What is the maximum switching voltage?
The Finder 66.22 Series has a 250 V AC rated contact voltage and a 440 V AC maximum switching voltage. The permitted load must remain within the relevant contact ratings.
Where is the Finder 66.22.8.208.4300 installed?
The relay is designed for direct PCB mounting using bifurcated solder terminals. It is commonly incorporated into industrial control boards, electrical switching equipment and OEM electronic assemblies.
Trusted by Industrial Automation and Electrical Equipment Manufacturers
Finder 66 Series power relays provide dependable high-current switching for industrial machinery, electrical control systems and OEM equipment. With robust electromechanical construction, reinforced insulation and versatile contact arrangements, the series offers a practical solution for reliable power control in demanding applications.
