EP1S NEC, EP1S Datasheet

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EP1S

Manufacturer Part Number
EP1S
Description
LOW SOUND PRESSURE
Manufacturer
NEC
Datasheet

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Document No. ER0131EJ1V0DS00
Date Published April 1996 M
Printed in Japan
DESCRIPTION
and other applications that require a high level of quality and performance.
nominal when the relay releases.
FEATURES
APPLICATION
™ Less sound pressure (–10 dB at “operate” and –3 dB at “release” compared with EP2 / EP1)
™ For motor and solenoid reversible control
™ High performance and productivity by unique structure
™ Flux tight housing
™ Power window control
™ Electrical door lock
™ Wiper system
The NEC EP2S / EP1S series are PC-board mount type automotive relays suitable for various motor controls
The sound pressure level of EP2S / EP1S series is 57 dBA nominal when the relay operates, and 49 dBA
LOW SOUND PRESSURE
EP2S SERIES
DATA S H E ET
EP2S/EP1S SERIES
AUTOMOTIVE RELAYS
EP1S SERIES
©
1996

Related parts for EP1S

EP1S Summary of contents

Page 1

... The NEC EP2S / EP1S series are PC-board mount type automotive relays suitable for various motor controls and other applications that require a high level of quality and performance. The sound pressure level of EP2S / EP1S series is 57 dBA nominal when the relay operates, and 49 dBA nominal when the relay releases. ...

Page 2

... EP2S / EP1S SERIES SCHEMATIC (BOTTOM VIEW) EP2S SERIES [Unit A] [Unit B] [H Bridge Type] DIMENSIONS mm (inch) EP2S SERIES H Bridge Type Vent hole JAPAN Part number Date code EP 2S-3 L1 0G3 24 + – 23.8 0.5 (0.94) 10.1 (0.4) 2-0.5 1.1(0.02 0.04) 8.0 (0.31) 3.5 (0.14) (0.14) 3.5 (0.31) 8.0 (0.4) 10.1 11.9 11.9 (0.47) (0.47) ...

Page 3

... EP1S SERIES Part number 2- 0.6 ( 0.02) 1.3 1.3 (1.5 1.5) 2-0.5 1.1 (0.02 0.02) PCB PAD LAYOUT mm (inch) (BOTTOM VIEW) EP2S SERIES +0.1 +0 1.1 ( 0.043 1.5 ( 0.059 1.1 – 0 – 1.9 ( 0.075) – Bridge Type] EP2S / EP1S SERIES Vent hole JAPAN Date code EP1S-B3G1 – 14.6 0.5 16.2 0.5 (0.58) 10.1(0.4) 2.65 (0.1) 8.0(0.31) 3.5 (0.14) +0.1 +0.1 ( 0.043 1.5 ( 0.059) – 0 –0 ( 0.075) +0 1.9 ( 0.075) – 0 [Separate Type] + – ...

Page 4

... EP2S / EP1S SERIES SPECIFICATIONS Items Contact Form 1 form bridge type and separate type) 1 form C Contact Material Silver oxide complex alloy Contact Resistance 50 m Contact Switching Voltage 16 Vdc max. Contact Switching Current 25 A max regular type (2 minutes max. 12 Vdc at 85˚C) ...

Page 5

... High carrying current type available EP1S SERIES Part Number High Carrying Regular Type Current Type EP1S-3L1 EP1S-B3G1 EP1S-3L2 EP1S-B3G2 EP1S-3L3 EP1S-B3G3 EP1S-4L3 EP1S-B4G3 EP1S-4L4 EP1S-B4G4 EP1S-4L5 EP1S-B4G5 EP2S / EP1S SERIES Nominal Coil Must Voltage Resistance Operate Voltage (Vdc (Vdc max.) 12 225 6.5 12 225 7.0 12 225 7 ...

Page 6

... EP2S / EP1S SERIES NUMBERING SYSTEM – TYPICAL APPLICATION (H Bridge Type) MOTOR 16 V Tr1 STOP off FORWARD on REVERSE off Tr1 Tr2 It is necessary to take more than 100 msec intervals for on / off timing between driving Tr1 and Tr2. If the interval is less than 100 msec, an excessive current happen to flow to the relay contacts ...

Page 7

... Operate Time (EP2S-3L1) 10 Mean 5 0 0.5 1.0 Applied Power (W) Distribution of Sound Pressure Level (for reference) 50 EP2S–3L1 Sound Pressure Level (dBA) EP2S / EP1S SERIES 100 = Release time (EP2S-3L1 1 ...

Page 8

... EP2S / EP1S SERIES No part of this document may be copied in any form or by any means without the prior written consent of NEC Corporation. NEC 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 ...

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