General Purpose Relays
MKS
Exceptionally Reliable General Purpose
Relay now available with Lockable Test
Button
• IEC Rating of 7A 250 V AC 50/60 Hz,
General use 100,000 cycles.
• Mechanical indicator standard for all models.
• Optional features include lockable test button, LED
indicator, diode surge suppression, varistor, reverse
polarity, and alternate wiring styles.
• UL (RU/
C
RU), CE and TUV approved.
• RoHS Compliant.
Features
Two-way Action Test Button
Relay in
Normal Operation
For Momentary
Operation
For Lock
Operation
Yellow
button
Pull down the test
button to the first
position, then press the
yellow button with an
insulated tool to
operate the contact.
Pull down the test
button to the second
position.
(The contact is now in
the locked position.)
Model Number Structure
■
Model Number Legend
MKS@@@@@-@-@
1 2 3 4 5
6
7
1. Contact Form
2:
DPDT
3:
3PDT
2. Terminals
P:
Plug-in
3. Mechanical Indicator/Test Button
Blank:Mechanical indicator
I:
Mechanical indicator and lockable test button
4. LED Indicator
Blank: Standard
N:
LED indicator
5. Coil Polarity
Blank: Standard
1:
Reverse polarity (DC coil only)
6. Surge Absorption
Blank:Standard
D:
Surge absorber diode (DC coil only)
V:
Surge absorber varistor (AC coil only)
7. Internal Connections DPDT
Blank: Standard
2:
Non Standard
Internal Connections 3PDT
5:
Standard
Blank: Non Standard
2:
Non Standard
8. Rated Voltage
(Refer to
“Coil Ratings”.)
General Purpose Relays
MKS
277
Ordering Information
■
List of Models
Type
Basic
Models
Terminals Contact form
Plug-in
DPDT
3PDT
Internal connections
(See note 3.)
Standard
Non Standard
Standard
Non Standard
Models with
LED Indicator
(See note 2.)
DPDT
3PDT
Standard
Non Standard
Standard
Non Standard
Models with
Diode
(See note 2.)
DPDT
3PDT
Standard
Non Standard
Standard
Non Standard
Models with
LED Indicator
and Diode
DPDT
3PDT
Standard
Non Standard
Standard
Non Standard
Models with
Varistor
DPDT
3PDT
Standard
Non Standard
Standard
Non Standard
Models with
LED Indicator
and Varistor
DPDT
3PDT
Standard
Non Standard
Standard
Non Standard
With mechanical indicator With mechanical indicator Coil ratings
and lockable test button
MKS2P
MKS2P-2
MKS3P-5
MKS3P-2
MKS3P
MKS2PN(1)
MKS2PN(1)-2
MKS3PN(1)-5
MKS3PN(1)-2
MKS3PN(1)
MKS2P(1)-D
MKS2P(1)-D-2
MKS3P(1)-D-5
MKS3P(1)-D-2
MKS3P(1)-D
MKS2PN-D
MKS2PN-D-2
MKS3PN-D-5
MKS3PN-D-2
MKS3PN-D
MKS2P-V
MKS2P-V-2
MKS3P-V-5
MKS3P-V-2
MKS3P-V
MKS2PN-V
MKS2PN-V-2
MKS3PN-V-5
MKS3PN-V-2
MKS3PN-V
MKS2PI
MKS2PI-2
MKS3PI-5
MKS3PI-2
MKS3PI
MKS2PIN(1)
MKS2PIN(1)-2
MKS3PIN(1)-5
MKS3PIN(1)-2
MKS3PIN(1)
MKS2PI(1)-D
MKS2PI(1)-D-2
MKS3PI(1)-D-5
MKS3PI(1)-D-2
MKS3PI(1)-D
MKS2PIN-D
MKS2PIN-D-2
MKS3PIN-D-5
MKS3PIN-D-2
MKS3PIN-D
MKS2PI-V
MKS2PI-V-2
MKS3PI-V-5
MKS3PI-V-2
MKS3PI-V
MKS2PIN-V
MKS2PIN-V-2
MKS3PIN-V-5
MKS3PIN-V-2
MKS3PIN-V
AC
AC
DC
DC
AC/DC
AC/DC
Note: 1.
When ordering, add the rated voltage to the model number. Rated voltages are given in the coil ratings table in the specifications.
Example: MKS2P DC48
Rated voltage
2.
The DC coil comes in two types: standard coil polarity and reverse coil polarity.
Refer to
Terminal Arrangement and Internal Connections.
Example: MKS3PN1-5 DC24
Reverse coil polarity
3.
Refer to
Terminal Arrangement and Internal Connections
for all wiring diagrams.
■
10A Sockets (Order Separately)
Item
Track-mounted
Socket
8-pin
11-pin
8-pin
11-pin
Hold-down Clip
(For PF083A-E and PF113A-E)
Type
Model
PF083A-E
PF113A-E
PF083A-D
PF113A-D
PFC-A1
278
General Purpose Relays
MKS
■
Characteristics
Contact resistance
Operate time
Release time
Max. operating frequency
Insulation resistance
Dielectric strength
100 mΩ max.
AC: 20 ms max.
DC: 30 ms max.
20 ms max.(40 ms max. for built-in diode models)
Mechanical: 18,000 operations/hr (no load)
Electrical:1,800 operations/hr (at rated load)
100 MΩ min. (at 500 VDC)
2,500 VAC 50/60 Hz for 1 min. between coil and contacts
1,000 VAC 50/60 Hz for 1 min. between contacts of same polarity and terminals of the same polarity
2,500 VAC 50/60 Hz for 1 min. between current-carrying parts, non-current-carrying parts, and opposite
polarity
Basic insulation
4.5 kV between coil and contacts (with 1.2
×
50
μs
impulse wave)
3.0 kV between contacts of different polarity (with 1.2
×
50
μs
impulse wave)
3
250 V
Destruction:10 to 55 Hz, 1.5 mm double amplitude
Malfunction:10 to 55 Hz, 1.0 mm double amplitude
Destruction:1,000 m/s
2
(approx. 100 G)
Malfunction:100 m/s
2
(approx. 10 G)
Mechanical: 5,000,000 operations min.
Electrical:100,000 operations min.
10 mA at 1 VDC P level:
λ
60
=0.1 x 10
-6
/ ops
Operating: –40 to 60°C (with no icing or condensation)
Operating: 5% to 85%
Approx. 90 g
Insulation method
Impulse withstand voltage
Pollution degree
Rated insulation voltage
Vibration resistance
Shock resistance
Life expectancy
Min. permissible load
Ambient temperature
Ambient humidity
Weight
Note: 1.
The values given above are initial values.
2.
Ambient temperature of models with LED indicator is
−25
to 60°C.
■
Approved Standards
Coil ratings
6 to 110 VDC N.O.
6 to 240 VAC contact
N.C.
contact
UL Recognized (File No. E41515) - - Ambient Temp. = 40°C
Contact ratings
Operations
10 A, 250 V AC 50/60 Hz (Resistive) 100,000
10 A, 30 V DC (Resistive)
7 A, 250 V AC 50/60 Hz (General Use)
10 A, 250 V AC 50/60 Hz (Resistive) 100,000
10 A, 30 V DC (Resistive)
7 A, 250 V AC 50/60 Hz (General Use)
IEC Standard/TUV Certification: IEC61810-1
(Certification No. R50104853)
Coil ratings
6, 12, 24, 48, N.O.
100, 110 VDC contact
6, 12, 24, 100,
110, 200, 220,
N.C.
240 VAC
contact
Contact ratings
Operations
10 A, 250 V AC 50/60 Hz (Resistive) 100,000
10 A, 30 V DC (Resistive)
7 A, 250 V AC 50/60 Hz (General Use)
5 A, 250 V AC 50/60 Hz (Resistive)
100,000
5 A, 30 V DC (Resistive)
7 A, 250 V AC 50/60 Hz (General Use)
Note:
10A UL ratings are with no load on the other contact set.
CSA Certified by
Note:
Maximum carrying current per TUV Certification is 9 A when
new MK-S relays are mounted in PF083A-E or PF113A-E
Sockets.
Engineering Data
Maximum Switching Power
Switching current (A)
100
50
30
DC resistive load
with NO contact
10
AC resistive load
with NO contact
Rated carry current (A)
■
Reference Data
Rated Carry Current vs. Ambient Rated Temperature
10
UL derating curve
5
5
3
DC resistive
load with
NC contact
1
10
30
AC resistive load
with NC contact
AC inductive
load
(p.f. = 0.4)
0
−40
−20
0
20
40
60
80
Ambient temperature (°C)
50
100
300
500 1.000
Switching voltage (V)
Note:
The lower limit of the ambient operating temperature for models
with built-in operation indicators is
−25°C.
280
General Purpose Relays
MKS
Dimensions
Note:
All units are in millimeters unless otherwise indicated.
Models without Test Button
Models with Lockable Test Button
34.5 max.
34.5 max.
34.5 max.
0.8
52.5 max.
34.5 max.
0.8
52.5 max.
Track Mounted Sockets
See below for Socket dimensions.
Poles
Maximum carry current
2 poles
10 A
PF083A-E
PF083A-D
Finger-protection models
5A
PF083A
—
3 poles
PF113A-E
PF113A-D
PF113A
Note:
If using the PF083A or PF113A Sockets, be sure the maximum carrying current is 5 A or less. When using finger-protection sockets, make
sure the connecting wire terminals are Y-shaped.
PF083A-E (Conforming to EN 50022)
Eight, M3.5
×
7 sems
7
4
PF113A-E (Conforming to EN 50022)
Terminal Arrangement
Eleven, M3.5
×
7 sems
7
4
Terminal Arrangement
52 max.
35.4
52 max.
3.5
2
21 max.
35.4
33
41 max.
Mounting Holes
Two, M4 or two 4.5-dia. holes
4
34
42.8 max.
3.5
2
31 max.
Mounting Holes
Two, M4 or two 4.5-dia. holes
33±0.2
33±0.2
General Purpose Relays
MKS
281
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