Complaint
Bengbu Doublecircle Electronics Group Co. , Ltd.was founded in 1966. It mainly develops and produces high voltage DCcontactors,resistors,inductors and other electronic components. Its products are widely used in newenergy vehicles,electric vehicles,charging piles,electric locomotives,mechanical equipment,aerospace andcommunication. With 50 years of resistor manufacturing experience,the company integrates 20 years of relay research.and development team of the Industry Research Institute,focusing on technology-leading high-voltage DC contactor product manufacturing,to achieve high-voltage relay,shunt,power resistor one-stop combination of product supply and service.
Performance Parameter:
| Product series parameters | SEV10/ SEVI10 | SEV20 /SEVI20 | SEV30/SEVI30 | SEV50/SEVI50 | SEV100/SEVI100 | SEV150/SEVI150 | SLEV150/SLEVI150 | SEV200/SEVI200 | SEV250/SEVI250 | SEV300/SEVI300 | |
| Contact Spec-fication | Rate current | 10A | 20A | 30A | 50A | 100A | 150A | 150A | 200A | 250A | 300A |
| Work voltage | 12--1000VDC | 12--1000VDC | 12--1000VDC | 12--1000VDC | 12--1000VDC | 12--1000VDC | 12--1000VDC | 12--1000VDC | 12--1000VDC | 12--1000VDC | |
| Max short current | 100A | 200A | 300A | 750A | 1250A | 1500A | 1500A | 2000A | 2500A | 3000A | |
| Withstanding voltage | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | 2500VAC/5mA/60S | |
| Insutact resistance | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | 1000VDC/100MR | |
| Contact resistance | MAX 5mR | MAX 5m(ohm) | MAX 5mR | MAX 0.5mR | MAX 0.35mR | MAX 0.5mR | MAX 0.5mR | MAX 0.3mR | MAX 0.2mR | MAX 0.2mR | |
| Aux. Contact .Contact from | / | / | / | 1 Form A(SPST-NO) | 1 Form A(SPST-NO) | 1 Form A(SPST-NO) | 1 Form A(SPST-NO) | 1 Form A(SPST-NO) | 1 Form A(SPST-NO) | 1 Form A(SPST-NO) | |
| Aux. Contact MAX current | / | / | / | 30VDC 2A 125VAC 3A | 30VDC 2A 125VAC 3A | 30VDC 2A 125VAC 3A | 30VDC 2A 125VAC 3A | 30VDC 2A 125VAC 3A | 30VDC 2A 125VAC 3A | 30VDC 2A 125VAC 3A | |
| Aux. Contact Min current | / | / | / | 8V 100mA | 8V 100mA | 8V 100mA | 8V 100mA | 8V 100mA | 8V 100mA | 8V 100mA | |
| Aux. Contact MAX Contact resistance | / | / | / | 30VDC 0.417R 125VAC 0.150R | 30VDC 0.417R 125VAC 0.150R | 30VDC 0.417R 125VAC 0.150R | 30VDC 0.417R 125VAC 0.150R | 30VDC 0.417R 125VAC 0.150R | 30VDC 0.417R 125VAC 0.150R | 30VDC 0.417R 125VAC 0.150R | |
| Rated voltage | 12VDC/24VDC | 12VDC/24VDC | 12VDC/24VDC | 12VDC/24VDC/48VDC | 12VDC/24VDC/48VDC | 9-36VDC/12VDC/24VDC | 12VDC/24VDC | 9-36VDC/12VDC/24VDC | 9-36VDC/12VDC/24VDC | 9-36VDC/12VDC/24VDC | |
| Coil specification | Pick up voltage | MAX 9VDC/18VDC | MAX 9VDC/18VDC | MAX 9VDC/18VDC | MAX 9VDC/18VDC/36VDC | MAX 9VDC/18VDC/36VDC | MAX 9VDC/18VDC | MAX 9VDC/18VDC/36VDC | MAX 9VDC/18VDC | MAX 9VDC/18VDC | MAX 9VDC/18VDC |
| Release Voltage | Min 1.0VDC 2.0VDC | Min 1.0VDC 2.0VDC | Min 1.0VDC 2.0VDC | Min 1.2VDC 2.4VDC 4.8VDC | Min 1.2VDC 2.4VDC 4.8VDC | Min :5.6VDC 1.2VDC 2.4VDC | Min 1.0VDC 2.0VDC | Min :5.6VDC 1.2VDC 2.4VDC | Min :5.6VDC 1.2VDC 2.4VDC | Min :5.6VDC 1.2VDC 2.4VDC | |
| Coil current | 267mA/133mA | 267mA/133mA | 267mA/133mA | 461mA/250mA/122mA | 461mA/250mA/122mA | 120mA/500mA/250mA | 480mA/245mA | 120mA/500mA/250mA | 120mA/500mA/250mA | 120mA/500mA/250mA | |
| Coil power | 3.5W | 3.5W | 3.5W | 5.5W/6.0W/6.0W | 5.5W/6.0W/6.0W | 2.5W/6W/6W | 5.8W | 2.5W/6W/6W | 2.5W/6W/6W | 2.5W/6W/6W | |
| Weight | 105g | 105g | 105g | 190g | 190g | 450g | 400g | 450g | 450g | 450g |
