Product Description
Albright SW180 series DC contactor with 150A interrupted or 200A uninterrupted continuous duty rating, featuring SPST normally open double breaking contacts with M8 stud terminals. Available in coil voltages from 6VDC to 240VDC with optional magnetic blowouts for 96VDC operation. Designed for direct current motor switching in electric vehicle applications including industrial trucks and material handling equipment. Provides 1000A fault breaking capacity and exceeds 5 million mechanical operation
Specifications
Electrical
| Peak Current Rating | 400A intermittent |
| Intermittent Current - 30% Duty Cycle | 275A interrupted / 365A uninterrupted |
| Intermittent Current - 50% Duty Cycle | 210A interrupted / 285A uninterrupted |
| Intermittent Current - 70% Duty Cycle | 180A interrupted / 240A uninterrupted |
| Coil Power Dissipation - Continuous Duty | 10W to 15W |
| Drop-Out Voltage Range | 10% to 25% of nominal coil voltage |
| Contact Voltage Drop at 150A | 30mV to 40mV across new contacts per pole |
| Fault Current Breaking Capacity - Resistive Load Without Blowouts | 300A at 60VDC per UL508 |
| Fault Current Breaking Capacity - Resistive Load With Blowouts | 300A at 96VDC per UL508 |
| Dielectric Voltage Strength | 1000VAC at 50Hz for 1 minute |
Part Numbers
| Model Series Designation | SW180 series contactor family |
Performance
| Typical Pull-In Time | 30ms for normally open contacts to close |
| Typical Drop-Out Time - Without Suppression | 8ms for normally open contacts to open |
| Typical Drop-Out Time - With Diode Suppression | 60ms for normally open contacts to open |
| Typical Contact Bounce Period | 3ms |
| Mechanical Durability | Greater than 5,000,000 cycles |