Hardware installation and technical data manual for the ABB BAMU-12C auxiliary measurement unit used with ACS880 multidrive systems.
This document serves as a hardware manual for the ABB BAMU-12C auxiliary measurement unit. It provides essential information regarding safety instructions, target audience requirements, and terms of use. The guide details the physical layout, LED indicators, and various settings available on the device.
The manual covers installation procedures including mechanical placement, electrical connections for voltage and current measurements, power supply links, and communication interfaces. It also includes wiring examples for specific network conditions and DC/DC converter applications.
| Input voltage | 24VDC ±10% |
|---|---|
| Power consumption | 150mA |
| Overvoltage category | OVCIII |
| Pollution degree | PD2 |
| AC/DC voltage limits | 1250Vrms/DC, 2.0kVpeak |
| Operating temperature | 0…+70°C (32…158 °F) |
| Storage temperature | -40…+85 °C (-40…185 °F) |
| Maximum relative humidity | 90% (non-condensing) |
| Maximum operating altitude | 4000m (13123ft) |
This manual is intended for people who install, start-up or operate drives or multidrive modules with BAMU-12C auxiliary measurement unit.
Note that BAMU-12C auxiliary measurement unit is used for measuring main circuit voltage. Main voltage can be present even if auxiliary circuit voltages are switched off.
The maximum operating altitude is 4000m (13123ft).