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MR62 Series

As of May 2007, the MR62 series is being listed as a non-promotional item and is not for use in new designs.

Features | Specifications | Dimensions | PCB Pad Layout | Schematics | Part Number System
Standard Part Numbers - Standard Type | Standard Part Numbers - K, Y KY Type
Standard Part Numbers - Z Type | Safety Standard and Rating

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MR62 Series Data

Features

The NEC MR62 series offers such characteristics as, sealed package for flow soldering, stable contact resistance at high temperature, as well as 1500V to 2500V FCC surge capability between coil and contacts.

This MR62 series is available in 2 form C (DPDT) contact arrangements in a through hole DIP terminal design.

CSAUR
  • DIP terminal
  • 2 form C Bifurcated-Crossbar contacts
  • Plastic sealed package for flow-soldering process
  • Super reliability at signal level
  • UL recognized (E73266), CSA certified (LR46266)
  • 1500 V FCC surge between coil and contacts and between adjacent contacts (Standard type)
  • 1500 V FCC surge between open contacts (K, KY type)
  • 1500 V FCC surge between coil and contacts and between adjacent contacts (K, Y, KY type)
  • 2500 V FCC surge strength between coil and contacts (Z type)
  • 1500 V FCC surge strength between open contacts, and betweeen adjacent contacts (Z type)
  • 400 mW nominal operate power (Y, KY type)
  • 400 mW nominal operating power (Z type)

Specifications

Types MR62 MR62-**K** MR62-****Y MR62-**K*Y MR62-*****Z
Contact Form
2 form C
Contact Material
Silver alloy with gold alloy overlay
Contact Ratings Maximum switching power
60 W, 125 VA
Maximum switching voltage
220 Vdc, 250 Vac
Maximum switching current
2 A
Maximum carrying current
2 A
Minimum Contact Ratings
100 mVdc, 100 µA
Initial Contact Resistance
50 mOhm typical
Nominal Operating Power
Approximately 550 mW
Approximately 550 mW
Approximately 400 mW
Approximately 400 mW
Approximately 400 mW
Operate Time (Excluding bounce)
Approximately 2.5 ms without diode
Approximately 3.5 ms without diode
Release Time (Excluding bounce)
Approximately 2 ms
Insulation Resistance
1000 MOhm at 500 Vdc
Breakdown Voltage Between open contacts
500 Vac*1
1000 Vac*1
1500 V surge*2
500 Vac*1
1000 Vac*1
1500 V surge*2
1000 Vac*1
1500 V surge (10 x 160 µs*2)
Between adjacent contacts
1000 Vac*1
1000 Vac*1
1500 V surge*2
Between coil to contacts
1000 Vac*1
1500 V surge*2
1500 Vac*1
2500 V surge*3
Shock Resistance
294 m/s2 (30 G) (misoperating)
980 m/s2 (100G) (destructive failure)   
Vibration Resistance
10 to 55 Hz, double amplitude 1.5 mm (10 G) (misoperating)
10 to 55 Hz, double amplitude 5 mm (30 G) (destructive failure)
Ambient Temperature
-40 to +85°C
Coil Temperature Rise
40° C (550mW)
35° C
35° C (400mW)
Running Specifications Nonload
1 x 107 operations
Load
50 Vdc, 0.1 A (resistive) 1 x 106 operations at 85°C
10 Vdc, 10 mA (resistive) 1 x 106 operations at 85°C
Weight
Approximately 5 g
*1 for one minute
*2 rise time: 10µs,
fall time: 160µs
*3 rise time: 2µs,
fall time: 10µs

Dimensions

mm (inch)

PCB Pad Layout

(bottom view) mm (inch)

Schematics

(bottom view)

Part Number System

MR62
1		 - 5
2		 U
3		 K
4		 S
5		 R
6		 Y
7		 Z
8
1 Relay series
2 Nominal coil voltage (See part numbers)
3 Safety standard
U: UL recognized, CSA certified type
4 Breakdown voltage between open contacts
Blank: 500Vac
K: 1000Vac
5 Sealed type (Washable)
6 Contact material
Blank: Silver-palladium alloy with gold alloy overlay
R: Silver-nickel alloy with gold alloy overlay
7 Nominal operate power
Blank: 550 mW
Y: 400 mW
8 Breakdown voltage between coil to contact
Blank: 1000Vac
Z: 1500Vac

Standard Part Numbers - Standard Type

At 25° C (77° F)

 Part
 Number 		  Nominal 
Voltage
(Vdc)		 Coil
Resistance
 (Ohm) ±10% 		  Must Operate 
Voltage
(Vdc)		  Must Release 
Voltage
(Vdc)
  MR62-5SR 5 42 3.1 0.25
  MR62-6SR 6 66 3.9 0.33
  MR62-9SR 9 140 5.7 0.45
  MR62-12SR 12 280 8.1 0.68
  MR62-24SR 24 1050 15.8 1.3
  MR62-48SR   48 4200 34.4 2.6

Standard Part Numbers - K, Y, KY Type

At 25° C (77° F)

 Part
 Number 		  Nominal 
Voltage
(Vdc)		 Coil
Resistance
 (Ohm) ±10% 		  Must Operate 
Voltage
(Vdc)		  Must Release 
Voltage
(Vdc)
  MR62-5SRY 5 62.5 3.5 0.25
  MR62-6SRY 6 90 4.2 0.33
  MR62-9SRY 9 202.5 6.3 0.45
  MR62-12SRY 12 360 8.4 0.68
  MR62-24SRY 24 1440 16.8 1.3
  MR62-48SRY 48 5760 33.6 2.6
 
  MR62-5KSR 5 42 3.5 0.25
  MR62-6KSR 6 66 4.2 0.33
  MR62-9KSR 9 140 6.3 0.45
  MR62-12KSR 12 280 8.4 0.68
  MR62-24KSR 24 1050 16.8 1.3
  MR62-48KSR 48 4200 38.4 2.6
 
  MR62-5KSRY 5 62.5 3.5 0.25
  MR62-6KSRY 6 90 4.2 0.33
  MR62-9KSRY 9 202.5 6.3 0.45
  MR62-12KSRY 12 360 8.4 0.68
  MR62-24KSRY 24 1440 16.8 1.3
  MR62-48KSRY   48 5360 38.4 2.6

Standard Part Numbers - Z Type

At 25° C (77° F)

 Part
 Number 		  Nominal 
Voltage
(Vdc)		 Coil
Resistance
 (Ohm) ±10% 		  Must Operate 
Voltage
(Vdc)		  Must Release 
Voltage
(Vdc)
  MR62-4.5SRYZ   4.5 50.5 3.6 0.23
  MR62-5SRYZ 5 62.5 4.0 0.25
  MR62-6SRYZ 6 90 4.8 0.33
  MR62-9SRYZ 9 202.5 7.2 0.45
  MR62-12SRYZ 12 360 9.6 0.68
  MR62-24SRYZ 24 1440 19.2 1.3

Safety Standard and Rating

UL Recognized
(UL508)*
File No. E73266		 CSA Certified
(CSA C22.2 No. 14)
File No. LR46266
30 Vdc, 2A (Resistive)
110 Vdc, 0.6 A (Resistive)
125 Vac, 0.5 A (Resistive)

* Spacing: UL114, UL478

MR62 Series Data

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Last updated: 6-20-99