Basic Info
Model NO.: W28
Contact Form: 1A = 1 OPEN 1C= Transformation
Product protective: S=Sealed Nil= Soldered
Contact material: T=AgSnO2
Coil Power: Nil = Standard type L = Sensitive type
Dimension: 15.5*12*13.8 MM
Weight: Approx 6g
Trademark: FANHAR
Origin: China
Product Description
1. 20A contact switching capability
2.Ultra-small, standard printed board leading foot
3. UL insulation class: F grade
Contact Data:
| Contact Form | 1A 1C |
| Rated load | 20A 14VDC
5A 250VAC |
| Max Switching Voltage | 250VAC/ 30VDC |
| Max Switching Current | 20A |
| Max Switching Capacity | 1250VA/280W |
| Min Allowing load | 5VDC 100mA |
| Contact Resistance | 100mΩ (at 6VDC 1A) |
| Insulation Resistance | 100MΩ (at 500VDC) |
General Data:
| Withstand Voltage Between open contacts | 750VAC 1min |
| Between coil and contacts | 750VAC 1min |
| Withstand impact voltage | Between coil and contacts 4.5kv(1.2X50us) |
| Operate Time | Max.10ms |
| Release Time | Max.5ms |
| Mechanical life | 10,000,000 ops ON/OFF = 0.1s/0.1s |
| Electrical life | 50,000 ops ON/OFF=1s/9s |
Impact Resistance Misoperation
Durability | 100m/s² Approx10G
1000m/s² Approx100G |
Vibration Resistance Misoperation
Durability | 10 - 55 Hz 1.5mm Double Amplitude
10 - 55 Hz 1.5mm Double Amplitude |
| Temperature Range | -40ºC to +85ºC |
| Humidity | 5% to 90% |
| Installation type | PCB Mounting |
Coil Data:
Standard:
| Coil rated voltage | Operating
voltage | Releasing
Voltage | Coil rated
Current
(±10%) | Coil resistance(±10%) | Rated consumed power | Allowing voltage |
| DC 5V | Below 75%
rated voltage (initial) | above 5%
rated voltage (initial) | 120mA | 41.7Ω | 600mW | 90-120 %
Rated voltage |
| DC 6V | 100mA | 60Ω |
| DC 9V | 66.7mA | 135Ω |
| DC 12V | 50mA | 240Ω |
| DC 15V | 40mA | 375Ω |
| DC 18V | 33.3mA | 540Ω |
| DC 24V | 25mA | 540Ω |
Sensitive:
| Coil rated voltage | Operating
voltage | Releasing
Voltage | Coil rated
Current
(±10%) | Coil resistance(±10%) | Rated consumed power | Allowing voltage |
| DC 5V | Below 75%
rated voltage (initial) | above 5%
rated voltage (initial) | 72mA | 69.4Ω | 360mW | 90-120 %
Rated voltage |
| DC 6V | 30mA | 100Ω |
| DC 9V | 40mA | 225Ω |
| DC 12V | 30mA | 400Ω |
| DC 15V | 24mA | 625Ω |
| DC 18V | 20mA | 900Ω |
| DC 24V | 5mA | 1600Ω |
Zhejiang Fanhar Electronics Co., Ltd. is a National Hi-Tech enterprise specialized in research, development, production and sales of relays. With more than 30 series, hundreds of product specifications, our relays are widely used in power control, smart home, household appliances, electric vehicles and charging pile, industrial control and emerging energy fields.
With a complete quality assurance system, Fanhar has passed the ISO9001 quality management system and ISO14001 environmental management system certification. Products possess UL, TUV and CQC certification, and meet the EU RoHS, REACH requirements. 'Fanhar Relay has become a worldwide 's best choice by offering reliable quality assurance system, meticulous technical services, worldwide sales network and the best cost-effective.
Company Development History
Year of 2016
Zhejiang Fanhar Electronics Co., Ltd was acquired the honor of "National High and newTech Enterprise"
Year of 2014
Zhejiang Fanhar Electronics Co., Ltd was founded, mainly engaged in electromagnetic relays and new energy relays.
Year of 2013
Zhejiang Great Electrical Co., Ltd cooperated with Panasonic Group, mainly engaged in Latching relays.
Year of 2011
The Chinese Communist Party Branch of Zhejiang Great Electrical Co., Ltd was founded.
Year of 2010
Zhejiang Great Electrical Co., Ltd removed to Jiashan Industry of Zhejiang who has a 12000m2 self- owned factory where is close to Shanghai, the sales amount of the year has a great breakthrough which is more than 100 Million RMB.
Year of 2007
Zhejiang Great Electrical Co., Ltd was Founded.
Year of 2005
Yueqing Great Electrical Co., Ltd upgraded to Wenzhou Great Electrical Co., Ltd, mainly engaged in Latching Relays.
Year of 2003
Yueqing Great Electrical Co., Ltd was established, mainly engaged in Latching Relays.
