4 au t omotive relays ep2 series features ? win relay for motor and solenoid reversible control 50% less relay space than conventional two relays contact switching current of 30 a max. ? igh performance and productivity by unique symmetrical structure flux tight housing delivered in stick-tube for automatic insertion machine ? ashable type available part numbers and coil ratings at 20 c (68 f) pa rt number nominal coil nominal must operate must release nominal h bridge separate voltage resistance current voltage voltage operate power t ype type (vdc) ( ? 10%) (ma) (vdc) (vdc) (w) ep2-3n1s ep2-3n1st 12 225 53.3 6.5 0.9 0.64 ep2-3n2s ep2-3n2st 12 225 53.3 7.0 0.9 0.64 ep2-3n3s ep2-3n3st 12 225 53.3 7.5 0.9 0.64 ep2-4n3s ep2-4n3st 12 300 40.0 7.5 0.9 0.48 ep2-4n4s ep2-4n4st 12 300 40.0 8.0 0.9 0.48 ep2-4n5s EP2-4N5ST 12 300 40.0 8.5 0.9 0.48 part number system figure 1 contact resistance* ep2f-b3g1st nii : standard type b : high current type 3 : 225 ? 10 % 4 : 300 ? 10 % l : silver oxide complex alloy type i n : silver oxide complex alloy type ii g : silver oxide complex alloy type iii (high current type) carrying current capacity coil resistance (at 20 c) contact material type enclosure must operate voltage (at 20 c) wiring nii : h bridge type t : separate type nii : unsealed s : sealed 1 : 6.5 v 2 : 7.0 v 3 : 7.5 v 4 : 8.0 v 5 : 8.5 v nii : standard type f : high heat resistivity type heat resistivity ?h bridge (rout a) ?h bridge (rout b) ?separate (n/c) ?separate (n/o) a a b b
au t omotive relays 5 dimensions mm (inch) [h bridge type] [separate (t) type] pcb pad layout and schematics (bottom view) mm (inch) [h bridge type] [separate (t) type] specifications at 20 c (68 f) items specification ep2- (standard) ep2-b (high current) contact form 1 form c 2 (h bridge type or separate type) contact material silver oxide complex alloy (special types available) contact resistance h bridge (rout a): 10.7 m ? typ. h bridge (rout a): 6.7 m ? typ. (* figure 1) h bridge (rout b): 10.4 m ? typ. h bridge (rout b): 6.4 m ? typ. separate (n/c): 5.2 m ? typ. separate (n/c): 3.2 m ? typ. (measured by voltage drop at 6vdc, 7a) separate (n/o): 5.2 m ? typ. separate (n/o): 3.2 m ? typ. contact switching voltage 16 vdc max. 5 vdc min. contact switching current 30a max. (at 16 vdc) 1a min. contact carrying current 25a (12 vdc, 20 c) 30a (12vdc, 20 c) (2 minutes max.) 20a (12 vdc, 85 c) 25a (12vdc, 85 c) operate time approx. 5 ms (at 12 vdc) release time approx. 7 ms (at 12 vdc), with diode nominal operate power 0.48 w/0.64 w (at 12 vdc) insulation resistance 100 m ? min. at 500 vdc, initial breakdown voltage 500 vac min. for 1 minute, initial shock resistance 98 m/s 2 min. (misoperating) vibration resistance 10 to 300 hz, 43 m/s 2 min. (misoperating) ambient temperature ?0 c to +85 c (?0 f to +185 f) coil temperature rise 50 c/w (contact carrying current 0 a) life expectancy mechanical 1 10 6 operations electrical 1 10 5 operations (at 14 vdc, motor load 25 a/5 a) w eight approx. 15 g *4- 0.6 ( 0.02) 23.8 0.5 (0.94) 16.2 0.5 (0.64) 16.0 0.5 (0.63) (0.15) 0.5(0.02) *2-0.5 1.1(0.02 0.04) 5.45 (0.21) 2.2 (0.09) 3.5 8.0 (0.14) (0.31) 10.1 (0.4) 5.45 6.4 (0.21) (0.25) *2-1.3 1.3 (0.05 0.05) 10.1 (0.4) 8.0 (0.31) 3.5 (0.14 ) 3.1(0.12) 2.2(0.09) *4- 0.6 ( 0.02) 23.8 0.5 (0.94) 16.2 0.5 (0.64) 16.0 0.5 (0.63) (0.15) 0.5(0.02) *4-0.5 1.1(0.02 0.04) 5.45 (0.21) 2.2 (0.09) 3.5 8.0 (0.14) (0.31) 10.1 (0.4) 5.45 6.4 (0.21) (0.25) *2-1.3 1.3 (0.05 0.05) 10.1 (0.4) 8.0 (0.31) 3.5 (0.14 ) 2.2(0.04) 3.1(0.12) 3.1 (0.12) 6.4 (0.25) *3.8 +1.0 ?.5 *3.8 +1.0 ?.5 * after soldering 4- 1.1 ( 0.043) + 0.1 ? 0 2- 1.9 ( 0.075) + 0.1 ? 0 23 1 4 5 67 8 (side a) (side b) 2- 1.5 ( 0.059) + 0.1 ? 0 4- 1.1 ( 0.043) + 0.1 ? 0 2- 1.9 ( 0.075) + 0.1 ? 0 23 1 4 67 8 (unit a) (unit b) 4- 1.5 ( 0.059) + 0.1 ? 0 9 5 10
au t omotive relays no part of this document may be copied or reproduced in any form or by any means without the prior written consent of nec/tokin corporation. nec/tokin corporation assumes no resposibility for any errors which may appear in this document. nec/tokin corporation does not assume any liability for infringement of patents, copyrights or other intellectual property rights of third parties by or arising from use of a device described herein or any other liability arising from use of such device. no license, either express, implied or otherwise, is granted under any patents, copyrights or other intellectual property rights of nec /tokin corporation or others. while nec/tokin corporation has been making continuous effort to enhance the reliability of its electronic components, the possibility of defects cannot be eliminated entirely. to minimize risks of damage or injury to persons or property arising from a defect in an nec/tokin electronic component, customers must incorporate sufficient safety measures in its design, such as redundancy,fire- containment, and anti-failure features. nec/tokin devices are classified into the following three quality grades: "standard," "special," and "specific". the specific quality grade applies only to devices developed based on a customer designated "quality assurance program" for a specific application. the recommended applications of a device depend on its quality grade, as indicated below. customers must check the quality grade of each device before using it in a particular application. standard: computers, office equipment, communications equipment, test and measurement equipment, audio and visual equipment, home electronic appliances, machine tools, personal electronic equipment and industrial robots special: transportation equipment (automobiles, trains, ships, etc.), traffic control systems, anti- disaster systems, anti-crime systems, safety equipment and medical equipment (not specifically designed for life support) specific: aircrafts, aerospace equipment, submersible repeaters, nuclear reactor control systems, life support systems or medical equipment for life support, etc. the quality grade of nec/tokin devices is "standard" unless otherwise specified in nec/tokin?s data sheets or data books. if customers intend to use nec/tokin devices for applications other than those specified for standard quality grade, they should contact an nec/tokin sales representative in advance. (note) (1) "nec/tokin" as used in this statement means nec/tokin corporation and also includes its majority- owned subsidiaries. (2) "nec/tokin electronic component products" means any electronic component product developed or manufactured by or for nec/tokin (as defined above). de0202
|
