AZ AZ742

AZ
AZ742
8 A DPDT MINIATURE
POWER RELAY
FEATURES
•
•
•
•
•
•
•
•
•
Dielectric strength 5000 Vrms
Low height: 15.7 mm
Epoxy sealed version available
8 Amp switching — double pole contacts
AC and DC coils
Isolation spacing greater than 10 mm
Proof tracking index (PTI/CTI) 250
Surpasses requirements of VDE 0631/0700
UL, CUR file E43203; VDE 119918
GENERAL DATA
CONTACTS
Arrangement
DPDT (2 Form C)
DPST (2 Form A)
Ratings
Resistive load:
Max. switched power: 240 W or 2000 VA
Max. switched current: 8 A
Max. switched voltage: 150* VDC or 400 VAC
*Note: If switching voltage is greater than 30 VDC,
special precautions must be taken. Please contact the
factory.
Rated Load
Life Expectancy
Mechanical
Electrical
Minimum operations
3 x 107
1 x 105 at 8 A 240 VAC res.
Operate Time (typical)
7 ms at nominal coil voltage
Release Time (typical)
3 ms at nominal coil voltage
(with no coil suppression)
Dielectric Strength
5000 Vrms coil to contact
(at sea level for 1 min.) 2500 Vrms between contact sets
1000 Vrms between open contacts
8 A at 250 VAC resistive
8 A at 250 VAC
Insulation
Resistance
1000 megohms min. at 500 VDC,
20°C, 50% RH
Material
Silver nickel or silver nickel gold plated
Dropout
Greater than 10% of nominal coil voltage - DC
Greater than 15% of nominal coil voltage - AC
Resistance
< 100 milliohms initially
Ambient Temperature
Operating
At nominal coil voltage
-40°C (-40°F) to 90°C (194°F) - DC coils
-40°C (-40°F) to 75°C (167°F) - AC coils
-40°C (-40°F) to 115°C (239°F)
UL, CUR
VDE
Storage
COIL
Power
Vibration
0.062" DA at 10–55 Hz
Shock
20 g
Enclosure
P.B.T. polyester, UL-94 : V0
Terminals
Tinned copper alloy, P.C.
Max. Solder Temp.
270°C (518°F)
At Pickup Voltage
(typical)
200 mW (DC coil)
.794 VA (AC coil)
Max. Continuous
Dissipation
1.7 W at 20°C (68°F) ambient
Temperature Rise
26°C (47°F) at nominal coil voltage
Max. Solder Time
5 seconds
115°C (239°F)
Max. Solvent Temp.
80°C (176°F)
Max. Immersion Time
30 seconds
Weight
14 grams
Max. Temperature
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.
1/15/13
AZ
AZ742
RELAY ORDERING DATA
COIL SPECIFICATIONS - DC COIL
Nominal Coil
VDC
3
5
6
9
12
18
24
36
48
60
110
Must Operate
VDC
2.1
3.5
4.2
6.3
8.4
12.6
16.8
25.2
33.6
42.0
77.0
ORDER NUMBER*
Max. Continuous
VDC
7.6
12.7
15.3
22.9
30.6
45.9
61.2
92.0
122.0
153.0
280.0
Coil Resistance
Ohm, ± 10%
22
60
90
200
360
710
1,440
3,140
5,700
7,500
25,200
2 Form A
AZ742–2A–3D
AZ742–2A–5D
AZ742–2A–6D
AZ742–2A–9D
AZ742–2A–12D
AZ742–2A–18D
AZ742–2A–24D
AZ742–2A–36D
AZ742–2A–48D
AZ742–2A–60D
AZ742–2A–110D
COIL SPECIFICATIONS - AC Coil
Nominal Coil
VAC
12
Must Operate
VAC
9.0
24
18.0
48
Max. Continuous
VAC
18.0
2 Form C
AZ742–2C–3D
AZ742–2C–5D
AZ742–2C–6D
AZ742–2C–9D
AZ742–2C–12D
AZ742–2C–18D
AZ742–2C–24D
AZ742–2C–36D
AZ742–2C–48D
AZ742–2C–60D
AZ742–2C–110D
ORDER NUMBER*
HARDWARE
ORDERING
DATA
Nominal Current
mA ±10%
63.0
Coil Resistance
±10%
100
AZ742–2C–12A
36.0
31.3
400
AZ742–2C–24A
36.0
72.0
15.6
1550
AZ742–2C–48A
60
45.0
90.0
12.5
2600
AZ742–2C–60A
110
82.5
165.0
6.8
8900
AZ742–2C–110A
ST484–U1
115
86.3
172.5
6.5
9600
AZ742–2C–115A
DESCRIPTION
2 Form C
DESCRIPTION
Socket
ORDER NUMBER
120
90.0
180.0
6.3
10200
AZ742–2C–120A
Retainer
220
165.0
330.0
3.4
35500
AZ742–2C–220A
ORDER NUMBER
230
172.5
345.0
3.3
38500
AZ742–2C–230A
ST482–3
240
180.0
360.0
3.1
42500
AZ742–2C–240A
* Add suffix “E” for sealed version. “For gold plated contacts substitute “-2AG” for “-2A” or “-2CG” for “-2C”. When suffix “E” is
specified for Epoxy Seal, refer to AZ “Relay Technical Notes” on AZ website - Product Resources. Consult factory for other PCB process
conditions that may apply.
MECHANICAL DATA
0.500 Max.
[12.7]
1.142 Max.
[29.0]
ST484-U1
HARDWARE
.500
(12.7)
.618 Max.
[15.7]
.354
(9.0)
.177
(4.5)
MAX
PC BOARD LAYOUT
VIEWED TOWARDS TERMINALS
.197
[5.0]
.295
[7.5]
.154
[3.9]
6X .020
[0.5]
.591
[15.0]
.197
[5.0]
2X ø.024
[ø0.6]
1.28
(32.5)
1.22
(30.9)
.414
(10.5)
.098
[2.5]
.125 DIA
(0.5)
.366
(9.3)
*
RETAINING CLIP
.295
[7.5]
.295
[7.5]
6X .035
[0.9]
.295
(7.5)
*
.197
[5.0]
.098
[2.5]
.591
[15.0]
.197
[5.0]
8X ø.050
[ø1.3]
*Not used on 2 Form A relay
.197
(5.0)
.590 (15)
WIRING DIAGRAMS
VIEWED TOWARDS TERMINALS
5
4
3
2
5
4
.197
(5.0)
.118
(3.0)
1.385 [35.19]
.895 [22.73]
.661 [16.79]
.059 DIA
(1.5)
ST482-3
2
Viewed toward terminals
8
7
6
2 Form C
1
8
7
1
2 Form A
Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010"
1/15/13