MA SERIES
INDUSTRIAL RELAYS
FEATURES
1.
2.
3.
4.
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.
SCHEMATICS
Bottom view
1A
86
86
30
85
2A
86
30
85
1B
86
30
85
1C
ORDERING INFORMATION
MA
(1)
(1)
(2)
1C -
(2)
12
(3)
M
(4)
C
(5)
T
(6)
30
85
87a
87
87a
87
87a
87
87a
87
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
4 - 1(.039)
PCB LAYOUT
Bottom view
Unit: mm (inch)
1A
4 - 6.8(.268)
1B
4 - 6.8(.268)
1C/2A
5 - 6.8(.268)
(3)
(4)
16.8(.661)
4 - 1(.039)
5 - 1(.039)
16.8(.661)
(5)
9.5(.374)
17.9(.705)
9.5(.374)
0.4(.016)
9.5(.374)
0.4(.016)
17.9(.705)
(6)
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.
28
|
Industrial Relay Catalog
Rev. 17.5 (01.21.08)
Phone (707) 996-5201 | Fax (707) 996-3380 |
www.worldproducts.com
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 Material
Contact Load
= 30A
Contact Load
= 40A
1 Form A
(SPST-NO)
1 Form B
(SPST-NC)
1 Form C
(SPDT)
2 Form A
(DPST-NO)
30A 12VDC
40A 12 VDC
480W
12VDC
40A
≤50mΩ
NO:
20A 12VDC
NC:
NO:
30A 12VDC
NC:
silver alloy
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
24V
40
Temp Rise (deg.)
Operation (x10
4
)
12V
Time (msec.)
DC
10
12V
8
6
4
2
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Operate Time
80
60
40
20
20
10
4
2
Re
sis
ti
ve
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)
Phone (707) 996-5201 | Fax (707) 996-3380 |
www.worldproducts.com
Industrial Relay Catalog
Rev. 17.5 (01.21.08) |
29
MA SERIES
DIMENSIONS
Unit: mm (inch)
Tolerance: ±0.2(.008)
STANDARD (Plug In)
Standard Type (Without Lever)
PCB 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)
5.8 (.228)
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)
1(.039)
2.6(.102)
4.5(.177)
6.3(.248)
0.8(.031)
5.8 (.228)
16.8(.661)
28.4(1.118)
0.8(.031)
2.6(.102)
With Lever Type
22(.866)
6(.236)
16(.630)
With Lever Type
22(.866)
6(.236)
16(.630)
∆5.5(.217)
∆5.5(.217)
25.3(.996)
25(.984)
3.8(1.50)
3.8(1.50)
1(.039)
11(.433)
6.3(.248)
9.5(.374)
8.4(.331)
28.1(1.106)
6.3(.248)
0.8(.031)
5.8 (.228)
16.8(.661)
28.2(1.11)
4.5(.177)
0.8(.031)
2.6(.102)
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)
5.8 (.228)
16.8(.661)
28.4(1.118)
Weatherproof Type
31.9(1.256)
27.9(1.098)
34.9(1.374)
27.9(1.098)
31.9(1.256)
27.9(1.098)
Weatherproof Type
34.9(1.374)
27.9(1.098)
42.5(1.673)
45.3(1.793)
27(1.063)
42.5(1.673)
11(.433)
14.3(.563)
15(.591)
9.8(.386)
6.3(.248)
9.5(.374)
9.4 (.37)
6.3(0 248)
16.8( 661)
0.8(.031)
9.5(.374)
8.4
(.331)
2.7(.106)
35.6(1.402)
35.6(1.402)
30
|
Industrial Relay Catalog
Rev. 17.5 (01.21.08)
Phone (707) 996-5201 | Fax (707) 996-3380 |
www.worldproducts.com
2.7(.106)
6.6(.260)
7(.276)
9.4 (.37)
35.6(1.402)
6.6(.260)
7(.276)
35.6(1.402)
14.3(.563)
16.8( 661)
0.8(.031)
9.8(.386)
9(.354)
8.4(.331)
6.3(.248)
27(1.063)
45.3(1.793)
5(.197)
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