Product Description
CAT Caterpillar CTR-12-124 is a 12VDC silver-alloy contactor assembly for electric lift truck applications. Designed for double-throw operation, it offers continuous-duty control with mechanically interlocked switching, NEMA-compliant enclosures, and connection options for multiple CAT electric lift truck models.
Specifications
Electrical
| Rated Coil Voltage | 12VDC |
| Max System Voltage | Up to 600V AC, 50/60 Hz |
| Ampere Rating | 40–1200A supported, refer to model specifics |
| Auxiliary Contacts | Source 1 and 2 auxiliary contacts provided |
Part Numbers
| OEM Part Number | CTR-12-124 |
Performance
| Duty Cycle | 100% rated continuous operation |
Frequently Asked Questions
Q: What is the CTR-12-124 contactor rated for?
A: The CTR-12-124 is a 12VDC silver-alloy contactor assembly rated for continuous duty operation. It supports ampere ratings from 40 to 1200A depending on your specific CAT electric lift truck model. Maximum system voltage reaches 600V AC at 50/60 Hz. Verify your equipment model documentation to confirm the exact ampere rating applicable to your unit.
Q: Which CAT electric lift truck models use the CTR-12-124?
A: The CTR-12-124 is designed for multiple CAT Caterpillar electric lift truck models with 12VDC electrical systems. This contactor provides double-throw operation with mechanically interlocked switching. Cross-reference your truck model documentation or contact our parts team with your specific model number and year to confirm compatibility before ordering.
Q: What auxiliary contacts does the CTR-12-124 provide?
A: The CTR-12-124 is equipped with Source 1 and Source 2 auxiliary contacts for control circuit applications. These auxiliary contacts support signaling and interlock functions in the lift truck electrical system. Consult your wiring diagram to determine which auxiliary contact terminals apply to your equipment configuration.
Q: Is the CTR-12-124 compliant with NEMA standards?
A: Yes. The CTR-12-124 features NEMA-compliant enclosures designed for industrial lift truck environments. The mechanically interlocked switching ensures safe double-throw operation and meets NEMA specifications for continuous-duty contactors in material-handling applications.
Q: What connection options are available for the CTR-12-124?
A: The CTR-12-124 offers multiple connection options to accommodate various CAT electric lift truck electrical layouts. The specific terminal configurations depend on your truck model and voltage requirements. Review your equipment manual or provide your model details to determine which connection configuration you need.