MA SERIES
INDUSTRIAL RELAYS
The MA series has a maximum switching capacity up to 30A/40A and a Plug-In or P.C.B. option terminal type. This relay also offers a variety of Form
configurations and an optional mounting bracket.
FEATURES
1.
2.
3.
4.
P.C.B. LAYOUT
(bottom view)
4 - 6.8(.268)
4 - 6.8(.268)
5 - 6.8(.268)
Max. switching capacity up to 30A/40A.
P.C.B. mounting or quick connect terminals.
Optional Mounting bracket.
1 Form A, 1 Form B, 1 Form C and 2 Form A arrangements.
4 - 1(.039)
4 - 1(.039)
16.8(.661)
5 - 1(.039)
16.8(.661)
ORDERING INFORMATION
MA
(1)
(1)
(2)
1C -
(2)
12 M C
T
(3) (4) (5) (6)
P
(7)
9.5(.374)
9.5(.374)
0.4(.016)
9.5(.374)
0.4(.016)
17.9(.705)
17.9(.705)
Basic Designation
MA
= MA Series
Contact Arrangement
1A
= 1 Form A (SPST-NO)
1B
= 1 Form B (SPST-NC)
1C
= 1 Form C (SPDT)
2A
= 2 Form A (DPST-NO)
Coil Voltage
6~24V
Mounting Bracket
Nil
= Standard (Without Lever)
M
= With Lever
W
= Weatherproof Type
Terminal Type
Nil
= Plug-In
C
= P.C.B.
Contact Load
Nil
= 30A
T
= 40A
RoHS Compliance
P
= RoHS
Nil
= Standard
1A
1B
1C/2A
SCHEMATICS
(bottom view)
86
30
85
1A
86
30
85
2A
86
30
85
1B
86
30
85
1C
Unit: mm(inch)
(3)
(4)
87a 87
87a 87
87a 87
87a 87
(5)
(6)
(7)
COIL RATINGS (AT 20°C)
Coil Type
DC Standard
Coil Nominal Voltage
(V)
6
12
24
Coil Resistance
(Ω
±
10%)
22.5
90
360
Pick-up Voltage (V)
≤
3.6
7.2
14.4
Drop-Out Voltage
(V)
≥
0.6
1.2
2.4
Nominal Current (mA)
267
133
67
* Max continuous Voltage at 20°C: 130% of Coil Nominal Voltage.
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45
16.8(.661)
86
87
86
87a
86
87
87a
30
30
30
85
85
85
MA SERIES
CONTACT RATINGS
Contact Arrangement
Max. Switching Power
Max. Switching Voltage
Max. Switching Current
Contact Resistance
Rating
Resistive
Load
Contact Load = 30A
Contact Load = 40A
1 Form A
(SPST-NO)
30A 12VDC
40A 12 VDC
Contact Material
480W
12VDC
40A
≤50mΩ
NO:
20A 12VDC
NC:
NO:
30A 12VDC
NC:
silver alloy
1 Form B
(SPST-NC)
1 Form C
(SPDT)
2 Form A
(DPST-NO)
30A 12VDC
20A 12VDC
40A 12VDC
30A 12VDC
2 x 30A 12VDC
2 x 40A 12VDC
CHARACTERISTICS
Electrical Life
Mechanical Life
Initial Insulation Resistance
Contact Resistance (Initial)
Operate Time
Release Time
Initial Dielectric Strength
Vibration Resistance
Shock Resistance
Ambient Temperature
Relative Humidity
Unit Weight
1 x 10
5
1 x 10
7
Min. 100MΩ 500VDC
≤50mΩ
≤10ms
≤10ms
50/60Hz 500VAC 1 min. (between contact and coil)
50/60Hz 500VAC 1 min. (between open contact)
Malfunction: 10 to 40Hz at Double Amplitude of 1.27mm
Destructive: 10 to 40Hz at Double Amplitude of 1.27mm
Malfunction: 10G(11ms)
Destructive: 100G(6ms)
-40°C ~ +85°C
85% at 40°C
Approx. 30g
REFERENCE DATA
Timing
14
12
100
Coil Temperature Rise
100
Life Curves
Temp Rise (deg.)
Operation (x10
4
)
24V
12V
40
20
10
4
2
12V
Time (msec.)
10
8
6
4
2
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Operate Time
DC
80
60
40
20
Re
sis
tive
24V
DC
Re
sis
tive
Release Time
0.5
1.0
1.5
2.0
2.5
3.0
3.5
5
10
15
20
25
30
Coil Power (W)
Coil Power (W)
Contact Current (A)
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MA SERIES
DIMENSIONS
STANDARD (Plug-In)
Standard Type (Without Lever)
P.C.B. Type
Standard Type (Without Lever)
25.1(.988)
25.3(.996)
2.6(.102)
6.3(.248)
9.5(.374)
8.4(.331)
28.1(1.106)
11(.433)
6.3(.248)
0.8(.031)
16.8(.661)
28.2(1.11)
2.15(.085)
6.3(.248)
9.5(.374)
8.4(.331)
0.8(.031)
2.6(.102)
1(.039)
2.6(.102)
4.5(.177)
6.3(.248)
0.8(.031)
16.8(.661)
28.4(1.118)
0.8(.031)
2.6(.102)
28(1.102)
With Lever Type
22(.866)
6(.236)
With Lever Type
22(.866)
16(.630)
6(.236)
16(.630)
∅5.5(.217)
∅5.5(.217)
25.3(.996)
25(.984)
3.8(1.50)
3.8(1.50)
6.3(.248)
6.3(.248)
9.5(.374)
8.4(.331)
28.1(1.106)
11(.433)
1(.039)
4.5(.177)
0.8(.031)
0.8(.031)
2.6(.102)
16.8(.661)
28.2(1.11)
2.15(.085)
6.3(.248)
9.5(.374)
8.4(.331)
28(1.102)
0.8(.031)
2.6(.102)
6.3(.248)
0.8(.031)
16.8(.661)
28.4(1.118)
Weatherproof Type
31.9(1.256)
27.9(1.098)
34.9(1.374)
Weatherproof Type
31.9(1.256)
27.9(1.098)
34.9(1.374)
27.9(1.098)
27.9(1.098)
42.5(1.673)
45.3(1.793)
27(1.063)
42.5(1.673)
11(.433)
14.3(.563)
9.8(.386)
6.3(0.248)
16.8(.661)
0.8(.031)
9.8(.386)
16.8(.661)
0.8(.031)
6.3(.248)
9.5(.374)
8.4(.331)
9.5(.374)
8.4
(.331)
2.7(.106)
35.6(1.402)
35.6(1.402)
Unit: mm(inch)
Tolerance: ±0.2(.008)
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2.7(.106)
6.6(.260)
7(.276)
35.6(1.402)
6.6(.260)
7(.276)
35.6(1.402)
14.3(.563)
9(.354)
15(.591)
6.3(.248)
27(1.063)
45.3(1.793)
5(.197)
MA SERIES
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| Industrial Relay Catalog
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