Detailed Description:
-
Core Function: Acts as an energy storage and filtering element for the DC link intermediate circuit. Connected between the rectifier and inverter units, it stabilizes the DC link voltage, absorbs regenerative energy from the motor, and provides fast current response capability for the inverter.
-
System Component: This module is a spare or expansion part for the 6SE70 series drives and must be installed in a designated 6SE70 power unit frame or cabinet. It is not a device that can operate or be programmed independently.
-
Design & Reliability: Composed of multiple electrolytic capacitors combined to achieve the required capacitance. Designed to withstand high ripple currents and voltage stress, it is one of the key wear parts crucial for ensuring stable inverter operation and extending service life.
-
Safety Warning: DC link capacitors can retain a dangerous high-voltage charge for a long time even after power is disconnected. Handling this module must be performed by trained professionals in strict accordance with safe discharge procedures.
-
Application Scenarios: Primarily used for maintenance, repair, or power extension of MASTERDRIVES 6SE70 drive systems. Used when original capacitors age, capacitance degrades, or system capacity needs to be increased.
Key Specifications:
| Parameter | Details |
|---|---|
| Model | 6SE7090-0XX85-1DA0 |
| Compatible System | MASTERDRIVES 6SE70 Series Drives |
| Component Type | DC Link Capacitor Module / Capacitor Bank |
| Rated Voltage | Typically DC 510 – 650 V (matches 6SE70 system) |
| Capacitance | Specific value requires manual; “0XX85” may indicate a specific capacitor bank capacity |
| Primary Function | Filtering, Energy Storage, Stabilizing DC Link Voltage |
| Mounting | Installed in designated location within 6SE70 power unit frame |
| Safety Note | Contains High Voltage! Must be operated by qualified personnel ensuring complete discharge. |
| Typical Applications | For repair, capacitor replacement, or system expansion of 6SE70 drives |
