CIT A21ACQ12VDC1.9D1

A2
RoHS Compliant
26.0 x 26.0 x 24.5 (39.5) mm
Features
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•
•
•
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Large switching capacity up to 40A
Small size and light weight
PCB pin and quick connect mounting available
Suitable for automobile and lamp accessories
QS-9000, ISO-9002 Certified Manufacturing
Contact Data
Dimensions shown in mm. Dimensions are shown for reference purposes only.
Specifications and availability subject to change without notice.
Contact Arrangement
Contact Rating
1A = SPST N.O.
Contact Resistance
< 30 milliohms initial
1B = SPST N.C.
Contact Material
AgSnO2
1C = SPDT
Maximum Switching Power
630W
1U = SPST N.O. (2 terminals)
Maximum Switching Voltage
75VDC
1A : 40A @ 14VDC
Maximum Switching Current
40A
1B : 30A @ 14VDC
1C : 40A @ 14VDC N.O. and
1C : 30A @ 14VDCN.C.
1U : 2x20A @ 14VDC
Coil Data
Coil Voltage
VDC
Coil Resistance
Ω +/- 10%
Pick Up Voltage Release Voltage
VDC (max)
VDC (min)
Rated
Max
1.6W
1.9W
70% of rated
voltage
10% of rated
voltage
6
7.8
22.5
19
4.20
.6
12
15.6
90
75.8
8.40
1.2
24
31.2
360
303.2
16.80
2.4
Coil Power
W
Operate Time
ms
Release Time
ms
1.60 or 1.90
7
5
General Data
Electrical Life @ rated load
100K cycles, typical
Mechanical Life
10M cycles, typical
Insulation Resistance
100M Ω min. @ 500VDC
Dielectric Strength, Coil to Contact
750V rms min. @ sea level
Contact to Contact
500V rms min. @ sea level
Shock Resistance
147m/s2 for 11 ms
Vibration Resistance
1.5mm double amplitude 10~40Hz
Terminal (Copper Alloy) Strength
8N (quick connect), 4N (PCB pins)
Operating Temperature
-40oC to +125oC
Storage Temperature
-40oC to +155oC
Solderability
260oC for 5 s
Weight
31g
Caution
1. The use of any coil voltage less than the
rated coil voltage may compromise the
operation of the relay.
page 77
www.citrelay.com
phone - 763.535.2339
fax - 763.535.2194
A2
Ordering Information
1. Series
A2
1C
S
Q
12VDC
1.6
A2 standard
A2F with mounting flange
A2M with metal bracket
A2S with metal bracket and shroud
2. Contact Arrangement
1A = SPST N.O.
1B = SPST N.C.
1C = SPDT
1U = SPST N.O. (2 terminals)
4. Termination
P = PCB Pins *not available with A2S
Q = Quick Connect
5. Coil Voltage
6VDC
12VDC
24VDC
6. Coil Power
1.6 = 1.6W
1.9 = 1.9W
7. Coil Suppression
Blank = Standard
D = Diode (1N4005) Cathode on “86” terminal
D1 = Diode (1N4004) Cathode on “86” terminal
R = Resistor (180Ω for 6VDC; 680Ω for 12VDC; 2700Ω for 24VDC)
2D = 2 Diodes (1N4005)
DR = Diode & Resistor Cathode on “86” terminal (1N4005 & 180Ω for 6VDC; 680Ω for 12VDC; 2700Ω for 24VDC)
** Consult factory if other values are needed
Dimensions
Dimensions shown in mm. Dimensions are shown for reference purposes only.
3. Sealing Option
S = Sealed
C = Dust Cover *not available with A2S
Units = mm
page 78
www.citrelay.com
phone - 763.535.2339
A2 with Quick Connects
fax - 763.535.2194
Specifications and availability subject to change without notice.
A2 with PC Pins
A2
Dimensions
Dimensions shown in mm. Dimensions are shown for reference purposes only.
Specifications and availability subject to change without notice.
Units = mm
A2F with Quick Connect
A2M with Quick Connects
A2S with Quick Connects
Schematics, PC Pin Dimenstions & PC Layouts
Bottom Views
1A
1B
1C
1U
page 79
www.citrelay.com
phone - 763.535.2339
fax - 763.535.2194