CTA4 CIT RELAY & SWITCH Inc., CTA4 Datasheet
CTA4
Manufacturer Part Number
CTA4
Description
Solid State Relays Cit Switch
Manufacturer
CIT RELAY & SWITCH Inc.
Datasheet
1.CTA4.pdf
(2 pages)
Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562
FEATURES:
CONTACT DATA
Contact Arrangement
Contact Ratings
Contact Resistance
Contact Material
Maximum Switching Power
Maximum Switching Voltage
Maximum Switching Current
COIL DATA
CAUTION:
GENERAL DATA
Electrical Life @ rated load
Mechanical Life
Insulation Resistance
Dielectric Strength, Coil to Contact
Contact to Contact
Shock Resistance
Vibration Resistance
Terminal (Copper Alloy) Strength
Operating Temperature
Storage Temperature
Solderability
Weight
Rated
Coil Voltage
12
18
24
3
5
6
9
x
x
x
x
x
1.
2.
VDC
Low coil power consumption
Small size and light weight
Switching current up to 20A
Suitable for household appliances, automotive applications
Dual relay available
The use of any coil voltage less than the rated coil voltage may compromise the operation of the relay.
Pickup and release voltages are for test purposes only and are not to be used as design criteria.
Max.
11.7
15.6
23.4
31.2
3.9
6.5
7.8
Coil Resistance
: r 10%
145
342
576
25
36
85
9
1A & 1U = SPST N.O.
1C & 1W = SPDT
1A, 1C, 2A, & 2C: 10A @ 120VAC, 28VDC; 20A @ 14VDC
1U, 1W, 2U, & 2W: 2x10A @ 120VAC, 28VDC; 2x20A @ 14VDC
< 30 milliohms initial
AgSnO
1A & 1C = 280W; 1U & 1W = 2x280W
380VAC, 75VDC
20A
Pick Up Voltage
of rated voltage
VDC (max)
13.50
18.00
2
2.25
3.75
4.50
6.75
9.00
75%
100K cycles, typical
10M cycles, typical
100M: min @ 500VDC
1500V rms min. @ sea level
750V rms min. @ sea level
100m/s
1.27mm double amplitude 10-40Hz
10N
-40 qC to + 85 qC
-40 qC to + 155 qC
230 qC r 2 qC for 10 r 0.5s
12g & 24g
2
for 11ms
Release Voltage
of rated voltage
VDC (min)
10%
1.2
1.8
2.4
0.3
0.5
0.6
0.9
2A & 2U = (2) SPST N.O.
2C & 2W = (2) SPDT
Coil Power
1.0
W
Operate Time
16.9 x 14.5 (29.7) x 19.5 mm
ms
10
Release Time
CTA4
ms
5
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CTA4 Summary of contents
Page 1
... CTA4 16.9 x 14.5 (29.7) x 19.5 mm Operate Time Release Time ...
Page 2
... SPST N. (2) SPDT 2U = (2) SPST N. (2) SPDT 3. Sealing Options Sealed C = Dust Cover 4. Coil Voltage: 3VDC 5VDC 6VDC 9VDC 12VDC 18VDC 24VDC DIMENSIONS (Units = mm) SINGLE PACKAGE SCHEMATICS & PC LAYOUTS (BOTTOM VIEWS CTA4 1C S 12VDC 1U 2U CTA4 DUAL PACKAGE 1W 2W ...