Square D Zelio Relay Timing Relay with 24-240 VDC/VAC Supply Voltage, 5A Load Amperage. Output: 2 NO/NC Contacts, timing range of 0.02 s–300 h. With funtion: Delay on energization, Timing on impulse, one shot, Timing after opening of control contact, Symmetrical flashing start with output in operating position.