Siemens SIPROTEC 4 High Voltage Bay Control Unit
Siemens SIPROTEC 4 High Voltage Bay Control Unit with Graphic Display.
The Siemens 6MD6631-3EB40-0AA0 is a High Voltage Bay Control Unit from the SIPROTEC 4 series. It is housed in a size 1/1 7XP20 relay housing and includes a processor module with power supply, and input/output modules. Key features include 50 single-point indications, 32 single commands, 3 single commands to common potential, 1 live contact, 3 current inputs, 4 voltage inputs, and 2 measuring transducer inputs. It supports a 1A current transformer auxiliary voltage of 60V DC.
This unit is designed for high voltage substation and power distribution applications, offering integrated local operation with a background-illuminated graphic display, programmable LEDs, and control keys. It features a system interface for PROFIBUS-FMS (Slave, RS485) with measured value processing and display capabilities. The language is English but can be changed.
Stanlo Automation, a veteran-owned surplus industrial parts distributor, provides access to specialized equipment like the Siemens 6MD6631-3EB40-0AA0. We ensure you can source critical components for your power systems.
| Housing | 7XP20 Size 1/1 |
| Indications | 50 Single-Point |
| Commands | 32 Single, 3 Common Potential |
| Inputs | 3 Current, 4 Voltage, 2 Transducer |
| Interface | PROFIBUS-FMS Slave (RS485) |
| Display | Background-illuminated Graphic Display |
| Auxiliary Voltage | 60V DC |