Product Description
24VDC motor reversing contactor, rated 100A, Albright DC88-500, used for electric lift trucks and compatible DC drive systems. Main terminals M8 stud, double-breaking silver alloy contacts, rated for up to 80VDC, high duty cycle, designed for frequent switching, includes failsafe to prevent simultaneous coil energizing. Replaces Curtis 1-105-218; equivalent to DC88-4.
Specifications
Electrical
| Coil Voltage | 24VDC nominal |
| Coil Power Dissipation | 7 to 13W (continuous) |
| Main Contact Voltage Rating | Up to 80VDC |
| Fault Current Breaking Capacity | 600A at 80VDC with blowouts; 800A at 48VDC without blowouts |
| Auxiliary Contact Rating | 5A at 24VDC |
| Typical Voltage Drop per Pole at 100A | 50mV |
Part Numbers
| Cross-Reference Part Numbers | Equivalent to Albright DC88-4, supersedes Curtis 1-105-218 |
| Manufacturer Part Number | DC88-500 |
| OEM Part Number | DC88-500 |
Performance
| Mechanical Life | 5,000,000 cycles |
| Contact Changeover Time | 7ms N/C to N/O; 4ms N/O to N/C |
| Contact Bounce Period | 3ms |
