Schneider Korea Sanhe EOCR-3E420/FE420 Digital Current Relay â– MCU (Microprocessor) based products â– Features display and memory fault/trip cause Schneider Korea 3 and EOCR-3E420/FE420 digital current relay Top Chests and Roller Cabinets get different sizes of 27", 37", 42" and 56". Top Chests and Roller Cabinets Rolling Tool Storage,Drawer Roller Cabinet,Roller Cabinet Tool Chest,Heavy Duty Roller Cabinet Changzhou Xingsheng Tianhe Electric Appliance Co., Ltd , https://www.roller-tool-cabinet.com
Sanhe EOCR Co., Ltd. is Korea's largest manufacturer of motor protectors. The company was founded in 1981 by Dr. Jin Renxi (CEO of Schneider Electric Group Korea).
In 2001, in order to develop the company into a global, strategic enterprise, he joined the Schneider Electric Group of France.
EOCR's main products are electronic motor protection relays, electronic overcurrent relays, electronic undercurrent relays, electronic undervoltage relays, other protection and monitoring devices, and current transformers.
EOCR3E420-H13Q EOCR-3E420 EP 100 3CT 220 (ONLY, EOCR3E420-H16Q EOCR-3E420 EP 100 3CT 110, EOCR3E420-H23Q EOCR-3E420 EP 200 3CT 220, EOCR3E420-H26Q EOCR-3E420 EP 200 3CT 110, EOCR3E420-H29Q EOCR -3E420 EP 200 3CT 24, EOCR3E420-H33Q EOCR-3E420 EP 300 3CT 220, EOCR3E420-H36Q EOCR-3E420 EP 300 3CT 110, EOCR3E420-WR3 EOCR-3E420 WR 220 (ONLY), EOCR3E420-WR3Q EOCR-3E420 EP WR 220 (ONLY), EOCR3E420-WR6Q EOCR-3E420 EP WR 110, EOCR3E420-WR9Q EOCR-3E420 EP WR 24
Intensive design
â– 3E420: Integrated installation of power distribution board â– FM420: Split-type installation of power distribution board â– Products based on MCU (microprocessor)
â– Function to display and memorize fault/trip cause â– Wide current adjustment range and alarm output â– Manual instant reset / electric remote reset
â– Multi-protection function with 4-20mA output function â– Self-test function
â– Fail-safe/no-fail-safe mode of operation
EOCR-3E420 Protection Project Protection project Action (trip) time Overcurrent O-TIME Undercurrent U-TIME Stall Lock: Within 0.5 seconds after TIME; Stall: 0.5, 1-10 seconds Missing phase Within 3 seconds Reverse phase 0.1-0.3 seconds Phase imbalance Less than 8 seconds
EOCR-3E420 technical parameters Current setting range Overcurrent Definite time: 0.5-60A, greater than 60A using external CT
Inverse time limit: 0.5-32A, about 32A using external CT Undercurrent Off/0.5- less than the "OC" setting Phase imbalance 5%-50%/Off time setting Start delay time (dt) Off-200 seconds adjustable Overcurrent trip delay (ot) 0.2-30 seconds Undercurrent trip delay (ut) 0.5-30 seconds, definite time, such as "UC" is Off, then "UT" is automatically set to Off error Current 1 time t"3s: ±0.2s, t>3s: ±5% Control power supply AC220V, ±15%, 50/60Hz Power consumption Less than 7VA Relay output OC/UC 2-SPST 3A/250VAC resistive surroundings temperature Storage -30-80 ° C run -20-60 ° C humidity No condensation state 30-85% RH Analog output 4-20mA display 7-segment LED Three-phase current, trip cause, running time Dynamic amplitude indicator The load system is the current set value (50%-100%) insulation insulation Between the outer casing and the line Greater than DC500V 10 megohms Compressive strength Between the outer casing and the line 2KV 50/60Hz 1 minute Output contact 1KV 50/60Hz 1 minute Line room 2KV 50/60Hz 1 minute
Schneider Korea Sanwa EOCR-3E420/FE420 Typical Reference Diagram / Wiring Diagram / Installation Dimensions 
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