AZ743
10 AMP DPDT MINIATURE
POWER RELAY
FEATURES
•
•
•
•
•
•
Dielectric strength 5000 Vrms
Low cost
Epoxy sealed version available
10 Amp switching — double pole contacts
Isolation spacing greater than 10 mm
Reinforced insulation, EN 60730-1 (VDE 0631, part 1),
EN 60335-1 (VDE 0700, part 1)
•
UL, CUR file E44211
•
VDE file 40006031
CONTACTS
Arrangement
Ratings
DPST (2 Form A, 2 Form B)
DPDT (2 Form C)
Resistive load:
Max. switched power: 240 W or 2500 VA
Max. switched current: 10 A
Max. switched voltage: 150 VDC* or 400 VAC
*
Note: If switching voltage is greater than 30 VDC,
GENERAL DATA
Life Expectancy
Mechanical
Electrical
Operate Time (typical)
Release Time (typical)
Minimum operations
1 x 10
7
1 x 10
5
at 8 A 250 VAC Res.
7 ms at nominal coil voltage
4 ms at nominal coil voltage
(with no coil suppression)
special precautions must be taken.
Please contact the factory.
Dielectric Strength
5000 Vrms coil to contact
(at sea level for 1 min.)
3000 Vrms between contact sets
1000 Vrms between open contacts
Insulation
Resistance
Insulation
(according to
DIN VDE 0110,
IEC 60664-1)
Dropout
Ambient Temperature
Operating
Storage
Vibration
Shock
Enclosure
1000 megohms min. at 500 VDC,
20°C, 50% RH
C250
Overvoltage category: III
Pollution degree: 3
Nominal voltage: 250 VAC
Greater than 10% of nominal coil voltage
At nominal coil voltage
-40°C (-40°F) to 85°C (185°F)
-40°C (-40°F) to 105°C (221°F)
0.062" (1.5 mm) DA at 10–55 Hz
10 g
P.B.T. polyester
Tinned copper alloy, P.C.
270°C (518°F)
5 seconds
80°C (176°F)
30 seconds
16 grams
20 per plastic tube / 1000 per carton box
Rated Load
UL, CUR
10 A at 250 VAC Resistive, 30k cycles (N.O.) [1]
10 A at 250 VAC Resistive, 6k cycles (N.C.) [1]
8 A at 277 VAC Resistive, 30k cycles [1]
8 A at 277 VAC Resistive, 75k cycles [2]
8 A at 277 VAC Resistive, 100k cycles [3]
1
/ HP at 250 VAC (2 Form A) [1]
2
1
/ HP at 125 VAC (2 Form A) [1]
4
8 A at 250 VAC Resistive, [1] [2] and [3]
Silver cadmium oxide
[1]
, silver tin oxide
[2]
or silver nickel
[3]
. Gold plating available
< 50 milliohms initially
VDE
Material
Resistance
COIL
Power
At Pickup Voltage
(typical)
Max. Continuous
Dissipation
Temperature Rise
Max. Temperature
190 mW
1.7 W at 20°C (68°F) ambient
26°C (47°F) at nominal coil voltage
130°C (266°F)
Terminals
Max. Solder Temp.
Max. Solder Time
Max. Solvent Temp.
Max. Immersion Time
Weight
NOTES
1. All values at 20°C (68°F).
2. Relay may pull in with less than “Must Operate” value.
3. Specifications subject to change without notice.
Packing unit in pcs
ZETTLER
electronics GmbH
Tel. +49 89 800 97 0
Fax +49 89 800 97 200
office@ZETTLERelectronics.com
www.ZETTLERelectronics.com
2004-09-22
Junkersstrasse 3, D-82178 Puchheim, Germany
AZ743
RELAY ORDERING DATA
COIL SPECIFICATIONS - DC COIL
Nominal Coil
VDC
5
6
9
12
24
48
60
110
Must Operate
VDC
3.5
4.2
6.3
8.4
16.8
33.6
42.0
77.0
Max. Continuous
VDC
10.2
12.3
18.3
24.7
49.4
98.0
112.9
206.9
Coil Resistance
Ohm ± 10%
62
90
200
360
1,440
5,760
7,500
25,200
ORDER NUMBER*
2 Form A
AZ743–2A–5D
AZ743–2A–6D
AZ743–2A–9D
AZ743–2A–12D
AZ743–2A–24D
AZ743–2A–48D
AZ743–2A–60D
AZ743–2A–110D
2 Form C
AZ743–2C–5D
AZ743–2C–6D
AZ743–2C–9D
AZ743–2C–12D
AZ743–2C–24D
AZ743–2C–48D
AZ743–2C–60D
AZ743–2C–110D
* “2A” or “2C” denote silver cadmium oxide contacts.
Substitute “2B” in place of “2A” for 2 Form B contacts.
Add suffix “E” to “2A” or “2B” or “2C” for silver tin oxide contacts.
Add suffix “B” to “2A” or “2B” or “2C” for silver nickel contacts.
Add suffix “E” at the end of order number for sealed version.
Add suffix “A” at the end of order number for gold plated contacts.
MECHANICAL DATA
PC BOARD LAYOUT
.198
[5.04]
.198
[5.04]
.60
[15.12]
1.154 Max.
[29.3]
0.512 Max.
[13.0]
.098
[2.5]
.630 Max.
[16.0]
.295
[7.5]
**
**
*
*
* Not used on 2 Form A relay
** Not used on 2 Form B relay
6 x ø .050
[ø 1.3]
.142
[3.6]
.295
[7.5]
2 x ø .040
[ø 1.0]
Viewed toward terminals
WIRING DIAGRAMS
6 x .020
[0.5]
2 x ø .024
[ø 0.6]
5
6 x .035
[0.9]
.295
[7.5]
4
2 Form C
3
2
5
4
2 Form A
2
.198
[5.04]
.198
[5.04]
.60
[15.12]
.098
[2.5]
8
7
6
1
8
7
1
Viewed toward terminals
Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010"
ZETTLER
electronics GmbH
Tel. +49 89 800 97 0
Fax +49 89 800 97 200
office@ZETTLERelectronics.com
www.ZETTLERelectronics.com
2004-09-22
Junkersstrasse 3, D-82178 Puchheim, Germany
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