256 SERIES PROTECTOR RELAY

SINGLE PHASE UNDER / OVER VOLTAGE-FREQUENCY RELAY

SPEC. US STANDARD

SELECT 57.7 VOLTS L/N 63.5 VOLTS L/N 66.4 VOLTS L/N 69 VOLTS L/N 69.3 VOLTS L/N 100 VOLTS L/N 110 VOLTS L/N 115 VOLTS L/N 120 VOLTS L/N 127 VOLTS L/N 132.8 VOLTS L/N 133 VOLTS L/N 139 VOLTS L/N 140 VOLTS L/N 190 VOLTS L/N 200 VOLTS L/N 208 VOLTS L/N 220 VOLTS L/N 230 VOLTS L/N 231 VOLTS L/N 240 VOLTS L/N 250 VOLTS L/N 277 VOLTS L/N 288 VOLTS L/N 346 VOLTS L/N 400 VOLTS L/N 415 VOLTS L/N 440 VOLTS L/N 480 VOLTS L/N

VOLT FREE DRY CONTACT DP/DT

SELECT FREQUENCY 400Hz FREQUENCY 50Hz FREQUENCY 60Hz FREQUENCY 50/60Hz FREQUENCY 45/65Hz

SELECT 1.0% VOLTS 1.5% VOLTS (STD)

SELECT 0.3 HERTZ (STD) 1.0 HERTZ 5.0 HERTZ (USE FOR 400HZ PRODUCTS ONLY)

SELECT CALIBRATION AT ? DEG. C PRESET SET POINT AT ? PRESET DELAY ? SECONDS