Description

The ABB ACS800-704-0910-7+0F253 (Product ID: 68485703) is a heavy-duty industrial Diode Supply Unit (DSU) sub-module engineered for the ACS800 single drives and ACS800-07 cabinet-installed frequency converter systems. This dynamic supply block functions as the primary power conversion layer, rectifying three-phase AC line voltage into stable DC link voltage to supply multi-drive setups or high-power inverter units. It features a versatile main supply input rating from 380 to 690 V and provides a nominal apparent power processing capacity of 910 kVA. It is configured with secondary control or auxiliary voltage interface capabilities supporting 115 V and 230 V networks. Built into a highly optimized D4 frame size, this unit delivers high power efficiency and reliable industrial grid decoupling for centralized, demanding variable-frequency system installations.

Features

• Belongs to the high-performance ACS800 single drives and ACS800-07 cabinet drive series.
• Specialized Diode Supply Unit (DSU) topology tailored for heavy-duty DC-bus line rectification.
• Wide input voltage layout handling power distribution networks from 380 to 690 V.
• Substantial power capacity delivering a rated output of 910 kVA.
• Dual auxiliary control interface readiness accommodating 115 V and 230 V source connections.
• Robust mechanical construction packaged within the specialized D4 module frame size format.

Applications

• High-power low-voltage AC drive cabinet integration and multi-motor industrial operations.
• Primary rectification sections inside the ACS800-07 series frequency converter systems.
• Raw materials handling, mining machinery, major pumping networks, and factory production lines.
• Industrial facility spare parts lifecycle management and legacy system maintenance.

Ordering Information

Technical Specifications

Compatibility / System Spare Part Matching

This power module is utilized as a matching system component or spare part for the following specific industrial cabinet models:

• ACS800-07-0610-3
• ACS800-07-0760-5
• ACS800-07-0870-6
• ACS800-07-1030-3
• ACS800-07-1060-6
• ACS800-07-1210-5
• ACS800-07-1230-3
• ACS800-07-1540-3
• ACS800-07-1540-5
• ACS800-07-1740-6
• ACS800-07-1820-5
• ACS800-07-1850-3
• ACS800-07-2120-6
• ACS800-07-2310-5
• ACS800-07-2320-6
• ACS800-07-2900-6
• ACS800-07-3190-6
• ACS800-07-3490-6

Installation Guidelines

• Ensure the primary upstream circuit breaker is locked out and the drive cabinet internal DC busbars are fully discharged before initiating system service.
• Employ suitable mechanical lifting machinery capable of safely managing the module net weight of 180 kg during extraction and installation.
• Slide the module into the designated vertical rack position within the ACS800-07 cabinet chassis, aligning the main contact busbars precisely.
• Fasten all heavy electrical connection bolts to the mandated factory torque values to minimize termination resistance under 910 kVA continuous loads.
• Double-check the auxiliary input routing pins to ensure correct alignment matching with either the local 115 V or 230 V supply network configuration.