Time relays-Shanghai Sieland Electric

Time relays

Power-on delay relays

Off-delay relays

On/off delay relays

Interval relays

Power-off delay relays (without auxiliary power supply)

Asymmetric repeat cycle relays

Repeat cycle relays

Star-delta relays

Multi-function time relays

Phase sequence/absence relays

Three-phase monitoring relays

Three-phase overvoltage monitoring relays

Three-phase undervoltage monitoring relays

Three-phase under/over voltage monitoring relays

Three-phase unbalance monitoring relays

Three-phase under/over voltage, unbalance monitoring relays

Phase sequence/absence relays

Two-phase monitoring relays

Two-phase overvoltage monitoring relays

Two-phase undervoltage monitoring relays

Two-phase under/over voltage monitoring relays

Single-phase monitoring relays

Undervoltage monitoring relays

Overvoltage monitoring relays

Under/over voltage monitoring relays

Window mode voltage monitoring relays

Under/over voltage monitoring relays (self-power supply)

Current monitoring relays

Undercurrent monitoring relays

Overcurrent monitoring relays

Under/over current monitoring relays

Window mode current monitoring relays

Frequency monitoring relays

Vol./Cur./Freq. all-in-one