CIT A2 Service Manual

RoHS Compliant

Features

• 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 Certifi ed Manufacturing

Contact Data

A2

26.0 x 26.0 x 24.5 (39.5) mm

Contact Arrangement 1A = SPST N.O.

1B = SPST N.C.

1C = SPDT

1U = SPST N.O. (2 terminals)

Contact Rating 1A : 40A @ 14VDC

1B : 30A @ 14VDC

1C : 40A @ 14VDC N.O. and

1C : 30A @ 14VDCN.C.

1U : 2x20A @ 14VDC

Coil Data

Coil Voltage

VDC

Rated Max 1.6W 1.9W

6 7.8 22.5 19 4.20 .6

24 31.2 360 303.2 16.80 2.4

Coil Resistance

Ω +/- 10%

Pick Up Voltage

VDC (max)

70% of rated

voltage

Contact Resistance < 30 milliohms initial

Contact Material AgSnO

Maximum Switching Power 630W

Maximum Switching Voltage 75VDC

Maximum Switching Current 40A

Release Voltage

VDC (min)

10% of rated

voltage

Coil Power

W

1.60 or 1.90 7 512 15.6 90 75.8 8.40 1.2

Operate Time

ms

2

Release Time

ms

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/s

Vibration Resistance 1.5mm double amplitude 10~40Hz

Terminal (Copper Alloy) Strength 8N (quick connect), 4N (PCB pins)

Operating Temperature -40

Storage Temperature -40

Solderability 260oC for 5 s

Weight 31g

Dimensions shown in mm. Dimensions are shown for reference purposes only. Specifi cations and availability subject to change without notice.

2

for 11 ms

o

C to +125oC

o

C to +155oC

page 77

Caution

1. The use of any coil voltage less than the
rated coil voltage may compromise the
operation of the relay.

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 fl ange
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)

3. Sealing Option
S = Sealed
C = Dust Cover

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

*not available with A2S

Dimensions shown in mm. Dimensions are shown for reference purposes only. Specifi cations and availability subject to change without notice.

Dimensions

Units = mm

A2 with PC Pins A2 with Quick Connects

www.citrelay.com

phone - 763.535.2339 fax - 763.535.2194

page 78