function: 29 tyco electronics / www.tycoelectronics.com / factory direct technical support: 800-253-4560, ext. 2023 (u.s., canada, mexico) or 805-220-2020, ext. 2023 (international) ansi/ieee c37.90-1978 ul file no. e58048 csa file no. lr61158 several types of reverse power relays are available including relays sensitive to reverse reactive power (kvar). wilmar is the leading brand of reverse power relays. our rugged sealed construction provides con- tinuous and reliable operation unaffected by shock, vibration or other severe environments. reverse power relays are used for the protection of generator sets operating in parallel. reverse power relays product specifications sample part no. 720tdx type: 710td = 120v, 220v, 266v line to neutral 720td = 120v, l-l, 3 phase 721td = 230v, l-l, 3 phase 722td = 380v, l-l, 3 phase 723td = 460v, l-l, 3 phase 724td = 575v, l-l, 3 phase 725td = 416v, l-l, 3 phase 730td = 120 v, 230 v, 380 v, 460 v, l-l, 3 phase or 120 v, single phase, l-n mounting: x = flange blank - stud options: 7 = reverse inductive, 60 hz consult factory for additional models. part number selection notes: 1. remove screw for access to the pick-up and time delay adjustments. 2. clockwise rotation of the pick-up adjustment will raise the reverse trip point. 3. clockwise rotation of the time adjustment will increase the time delay. 4. polarity of the voltage and the current connections must be observed for true power sensing. 5. interchanging connections on terminals 5 and 6, will cause the output contacts to pick-up on forward power and dropout on no power or reverse power. part number selection part number line voltage ...................................... line frequency ................................. current requirements ..................... trip adjustment ............................... time delay adjustment .................... output contacts ............................... contact ratings ................................ power consumption ........................ 700td series model 710td = 120 v, 220 v or 266 v, line to neutral model 730td = 120 v, 230 v, 380 v, 460 v, l-l, 3 phase or 120 v, single phase, l-n all models for three phase, three wire sensing are available, see part number selection 50-500 hz. 0 to 5 amp max direct or from ct with 5 amp secondary screwdriver adjustable 4% to 20% (of the 5 amp rating) 0.5 to 20 seconds, screwdriver adjustable one set n.o., one set n.c. 5 amp resistive at 120 ac or 28 vdc voltage circuit: 2 va max. current circuit: 4 va max. model 720td (x) thru 724td (x) model 710td designed for 120, 220 or 266 volt line to neutral connection for operation on three phase, three wire 3 7 / 8 4 5 / 8 4.0 4 1 / 2 4 7 / 8 3.0 terminal strips #6 - 32 screws 13 / 64" dia. 4 mtg. holes 32 wilmar ? protective relays C 700 series w/ adjustable time delay note: dim ensions in inches. multiply values by 25.4 for dimensions in mm.
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