TJS4型双功能通用时间继电器

Type TJS4 Dual-function General-purpose Time-delay Relay

Type TJS4 time relay with dual functions of time delay closing and opening can satisfy control circuits of various electric, diesel-electric locomotives and multiple units with its reliable operation, better disturbance resistance ability, wide time delay rahge and high precision, regulating convenience and accuration, as well as long service life. Besides, this time-delay relay is compact, light in weight, and of smart exterior design. It is introduced in the paper the major technical parameters, operation principle, connection and test of this time delay relay.