Schneider Non Adjustable time delay Relay for 220/240VACTime delay relays control the flow of electrical power and can be used to control power to many different types of electrical loads. Combining electromechanical output relay capability with control circuitry, these relays are pre engineered to perform up to eleven time delay functions. [Uc] control circuit voltage of 220 240 V AC 50 60 Hz. This product has an undervoltage release type, 200 ms impulse duration, 200 ms time delay range, 0. 35 0. 7 x Un