The BCD 4 series is a range of automatic starters featuring the capability to connect one level regulator for automatic level control of the pump. The built-in overload relay protects the pump against overload. For pumps with built-in thermal contacts, a monitoring circuit is included to protect the motor against overheating. BCD 4 is available with different CEE plug combinations or with traditional cable glands. The low weight and smooth design offer a suitable starter for portable use.