Frequently Asked Questions about 139-V-FLC
What are the protective functions of a 139-V-FLC 139 Series of Multilin Motor Protection Relays?
The 139-V-FLC Multilin relay is made to protect the three phase AC motors and their associated mechanical equipment by giving an alarm prior to process malfunction during conditions that may cause damage to the motor. The 139-V-FLC is also designed to provide fault diagnosis and verify correct operation following routine maintenance of the relay.
What are the order specifications designated by the 139-V-FLC 139 Multilin Motor Protection Relay?
The 139-V-FLC relay is a vertical mount version. This model has a variety of standard features that can be programmed for a specific application by using selector switches. These can be changed in the field but may have been factory preset if the relay order code specifies. In addition to the vertical mount, the 139-V-FLC motor protection relay has the FLC specification. This FLC option is an output option of at 4-20mA full load current.
What options are not included with the original 139 Multilin unless ordered?
The following options are not included with the base 139 Multilin motor protection relay unless specified: RTD overtemperature, a thermal capacity meter, 4-20mA full load output, and a ground fault.