| Theory: | Electromagnetic Relay |
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| Usage: | Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay, General Purpose |
| Phase: | 2 |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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HF105F-4 024DK-1HTF 24VDC 30A series Electric relay relay JQX-105F-4 024D-1HS HONGFA Magnetic Relay is used at AC 50Hz and the voltage can be up to AC380V or DC 220V in automatic control circuit, for connecting or breaking the circuit. It's general purpose and designed with a terminal socket, acts as a protector for circuit or same function as an circuit switch. It can protect the electric equipment from damage. We have various pins specifications and coils voltages specifications which are available for any kind of application on equipment. relay 12v, solid state relay, omron relay, overload relay,wireless relay,gsm relay, relay module
1. Application
The Electric relay relay HF105F-4 024DK-1HTF HONGFA Magnetic Relay has main functions such as simultaneous switching, interrupting, switching on parallel circuits and controlling large currents with small control variables, it controls circuits to realize automatic operation. It is widely applied to all kinds of equipment, such asautomatic industry control, remote control, testing, communication, electromechanical integration, door control and household appliances etc.
2. Features:
A. 30A switching capability (1H/1A type);
B. 4pins configurations;
C. Various terminals and sockets are available for wiring options.
D. Silver alloy contact: Silver Alloy (AgCdO, AgSnO2In2O3)
E. Small volume, compact size, high sensitivity and long service life.
3. Technical Data:
| Dimension | 28X21.5X35mm | 28X21.5X35mm | 28X31.5X35mm | 28X41.5X35mm | |
| Contact Form | 1A(1H), 1B(1D), 1C(1Z) | 2A(2H), 2B(2D), 2C(2Z) | 3A(3H), 3B(3D), 3C(3Z) | 4A(4H), 4B(4D), 4C(4Z) | |
| Rated load | 30A 250VAC/24VDC | 20A 277VAC/28VDC | 20A 277VAC/28VDC | 20A 277VAC/28VDC | |
| Contact | Max switching voltage | 277VAC/28VDC | |||
| Max switching Current | 30A | 20A | |||
| Max. Switching Power | 450W/3750VA | 300W/2500VA | |||
| Resistance | Less than 100mΩ (1A 6VDC) | ||||
| Material | Silver Alloy (AgCdO, AgSnO2In2O3) | ||||
| Electrical life | Above 100K | ||||
| Mechanical life | Above 1000K | ||||
| Pick-up voltage (23) | DC:≤75%*Rated voltage, AC:≤80%*Rated voltage | ||||
| Drop-out voltage (23) | DC:≥10%*Rated voltage, AC:≥30%*Rated voltage | ||||
| Maximum voltage (23) | 110%*Rated voltage | ||||
| Coil voltage | DC 6V, 12V, 24V, 36V, 48V, 110V, 120V, 220V, 240V; AC 6V, 12V, 24V, 36V, 48V, 110V, 120V, 220V, 240V, 380V (Customized) |
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| Coil power | DC: 0.9W, AC: 1.2VA | ||||
| Coil temperature rise | Less than 60K | ||||
| Pick-up time(at normal volt.) | Less than 25ms | ||||
| Release time(at normal volt.) | Less than 25ms | ||||
| Dielectric strength | Between open contacts | 1000VAC/1min (Leakage current 1mA) | |||
| Between contact sets | 1500VAC/1min (Leakage current 1mA) | ||||
| Between contacts and coil | 1500VAC/1min (Leakage current 1mA) | ||||
| Insulation resistance | ≥100mΩ(500VDC) | ||||
| Ambient temperature | -40 ~70 | ||||
| Ambient humidity | 35 to 85% RH, no condensation | ||||
| Atmospheric pressure | 86-106KPa | ||||
| Shock resistance | Functional : 98m/s²(10G) Destructive: 9800m/s²(100G) |
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| Vibration resistance | 10-55Hz (Double amplitude: 1.5mm) | ||||
| Terminal form | PCB, Socket with DIN Rail or Screw | ||||
| Construction | Dust protected | ||||
4. Advantages
A. High switching current and capability. Using high quality PA66 for injection molding and the die structures are special design,.
B. A Variety of pins and sockets are available for various wiring options.
C. Quality is pretty good because our relays are high sensitivity, long lifetime, good reliability and stability.
1. Working Conditions:
A. Ambient air temperature: -25oC~+125C, the highest monthly mean temperature should not exceed +35oC;
B. Altitude for installing place should not exceed 2000m;
C. Atmospheric relative humidity: + 40 not more than 50%, the highest humidity is 90%, air relative humidity of 85% or less;
D. Pollution level: level 2;
2. Quality Assurance of Our Relays:
A. The main materials used in our relays are high quality PA66 for injection molding, pure cooper H62 for terminals for spring and compound silver for contact.
B. The die structures are special design, all action positions are high accuracy.
C. A Variety of pins specifications and sockets are available for choosing for various wiring opitions types.
D. High sensitivity, long lifetime, good reliability and stability.
E. 100% Inspection before shipment.
3. Why choose us:
A. We are reliable Alibaba Gold Supplier.
B. We are leading manufacturer in relays for more than 10 years' experience.
C. Rich experience in Global market, export to more than 50 countries.
D. 100% QC inspection before shipment.
E. Keep research and development the latest technology.
F. Reply within 24 hours.
G. After sale service: Professional technical support.
H. Customized design: We can produce according to your request.
Suppliers with verified business licenses
Audited Supplier 
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