Features:
- Primary Energy Interface for HD4 and VD4/R Series Circuit Breakers
- Integrates Rapid Spring-Charging Capability with Automated Limit Control
- Engineered for Seamless Operation with ESH Lateral Operating Mechanisms
The ABB HDZ-60-30C 509858803 1VCF349750S0909 serves as the critical motorized charging unit for medium-voltage switchgear, providing the necessary mechanical torque to energize the stored-energy springs. It efficiently converts auxiliary electrical input (110-132 VDC or 110-127 VAC) into rotational force, ensuring that the circuit breaker is consistently prepared for closing operations. This automated restoration is standard with the HDZ-60-30C 509858803 1VCF349750S0909; however, when integrated into a remote control scheme, it allows for seamless grid management without manual intervention. The HDZ-60-30C 509858803 1VCF349750S0909 represents a significant technical refinement over manual handles, incorporating universal DC/AC voltage tolerance for global infrastructure compatibility.
The HDZ-60-30C 509858803 1VCF349750S0909 performs the essential function of maintaining the breaker's readiness, making it a vital component of the power distribution path that directly impacts the reliability of the entire protection system. One motor assembly is required per ESH mechanism to enable automated charging. The HDZ-60-30C 509858803 1VCF349750S0909 is designed for a precise mechanical fit, mounting directly onto the geared shaft of the lateral mechanism to drive the charging cam.
For high-availability power applications, the HDZ-60-30C 509858803 1VCF349750S0909 works in tandem with an integrated limit switch to manage the charging cycle. Beyond simple motor rotation, this configuration executes a precise cutoff once the springs reach full tension. By using this method, the system continually protects the mechanical integrity of the gears; if the HDZ-60-30C 509858803 1VCF349750S0909 completes the charging sequence, the limit switch automatically halts the motor to prevent over-travel. This ensures the mechanism remains in a "Ready-to-Close" state, providing a signal to the remote control system that the energy reservoir is fully replenished.
The HDZ-60-30C 509858803 1VCF349750S0909 ABB M-MS-MAS Motor Assembly may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
ABB HDZ-60-30C 509858803 1VCF349750S0909 M-MS-MAS Motor Assembly Manuals,Datasheets,Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
ABB HDZ-60-30C 509858803 1VCF349750S0909 M-MS-MAS Motor Assembly Specs
General
- Manufacturer ABB
- Model HDZ-60-30C 509858803 1VCF349750S0909
- Condition New Original ready stock
- Product Family 1VCF349770S0909,1VCF309700R0909
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
- Secondary Distribution Switchgear: Primarily used in ABB UniSec and UniMix units.
- Remote Substation Automation: Enables unmanned operation of HD4 (gas-insulated) and VD4/R (vacuum) circuit breakers by allowing the control room to reset the energy mechanism after a trip.
- Critical Infrastructure: Ideal for data centers, hospitals, and industrial plants where rapid restoration of power is essential to maintain "Ready-to-Close" status.
- Legacy Retrofitting: Serves as a standard upgrade for older ESH lateral mechanisms to convert manual breakers into motor-operated units.
- Integrated Limit Switch (S3): This is a critical diagnostic component. It monitors the position of the charging cams and automatically cuts off the power supply to the motor once the springs are fully charged, preventing mechanical over-stress.
- Overload Mitigation: The motor is designed to withstand the high peak torque required at the end of the charging cycle. It is recommended to protect the motor circuit with a dedicated miniature circuit breaker (MCB) to prevent burnout in case of mechanical jams.
- Status Signaling: The limit switch can be wired to a SCADA system to provide a "Spring Charged" or "Motor Running" signal, allowing for real-time health monitoring of the charging system.
- Mechanical Mounting: The unit mounts directly onto the side of the breaker mechanism. It interfaces with the main charging shaft via a rugged gear coupling designed to handle high-vibration environments.
- Universal Voltage: Supports a wide input range (110-132V DC or 110-127V AC).
- Wiring: Connection is typically made via the breaker's internal terminal block. Proper polarity must be observed for DC applications to ensure correct rotational direction.
- Operational Requirements: The motor typically completes a full charging cycle in 7 to 15 seconds (depending on the specific breaker model and exact voltage). It is rated for intermittent duty, consistent with standard circuit breaker duty cycles (O-0.3s-CO-3min-CO).