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 Reinforced insulation, EN 60730-1 (VDE 0631, part 1) EN 60335-1 (VDE 0700, part 1) • UL, CUR file E43203 • VDE file 40012572 CONTACTS
Arrangement Ratings DPDT (2 Form C) DPST (2 Form A) Resistive load: Max. switched power: 2 X 240 W or 2000 VA Max. switched current: 2 X 8 A Max. switched voltage: 300 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 3 x 107 1 x 105 at 8 A 250 VAC res. 7 ms at nominal coil voltage 3 ms at nominal coil voltage (with no coil suppression)
special precautions must be taken. Please contact the factory.
Rated Load UL, CUR VDE Material Resistance 8 A at 250 VAC General Use 8 A at 250 VAC Silver nickel, silver nickel gold plated or silver tin oxide < 100 milliohms initially
Dielectric Strength 5000 Vrms coil to contact (at sea level for 1 min.) 2500 Vrms between contact sets 1000 Vrms between open contacts Insulation Resistance Insulation (according to DIN VDE 0110, IEC 60664-1) Dropout DC coils AC coils Ambient Temperature Operating Storage 105 megohms min. at 500 VDC, 20°C, 50% RH B250 at 2 Form C, flux proof version C250 at other relay versions Overvoltage category: III Pollution degree: 3 Nominal voltage: 250 VAC Greater than 10% of nominal coil voltage Greater than 15% of nominal coil voltage At nominal coil voltage -40°C (-40°F) to 85°C (185°F) - DC coils -40°C (-40°F) to 70°C (158°F) - AC coils -40°C (-40°F) to 105°C (221°F) Break contacts: 5 g at 20…500 Hz Make contacts: 20 g at 30…500 Hz 20 g P.B.T. polyester, UL-94 : V0 Tinned copper alloy, P.C. 270°C (518°F) 5 seconds 80°C (176°F) 30 seconds 14 grams 20 per carton tube / 1000 per carton box
COIL
Power At Pickup Voltage (typical) Max. Continuous Dissipation Temperature Rise Max. Temperature 200 mW (DC coil) .422 VA (AC coil) 1.7 W at 20°C (68°F) ambient 1.7 VA at 20°C (68°F) ambient 26°C (47°F) at nominal coil voltage 155°C (311°F)
Vibration Shock Enclosure Terminals Max. Solder Temp. Max. Solder Time
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.
Max. Solvent Temp. Max. Immersion Time Weight 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
2005-08-04
Junkersstrasse 3, D-82178 Puchheim, Germany
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 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
ORDER NUMBER*
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
COIL SPECIFICATIONS - AC COIL
Nominal Coil VAC 12 24 48 60 110 115 120 220 230 240 Must Operate VAC 9.0 18.0 36.0 45.0 82.5 86.3 90.0 165.0 172.5 180.0 Max. Continuous VAC 18.0 36.0 72.0 90.0 165.0 172.5 180.0 330.0 345.0 360.0 Nominal Current mA ± 10% 63.0 31.3 15.6 12.5 6.8 6.5 6.3 3.4 3.3 3.1 Coil Resistance Ohm ± 10% 100 400 1,550 2,600 8,900 9,600 10,200 35,500 38,500 42,500
ORDER NUMBER*
2 Form A AZ742–2A–12A AZ742–2A–24A AZ742–2A–48A AZ742–2A–60A AZ742–2A–110A AZ742–2A–115A AZ742–2A–120A AZ742–2A–220A AZ742–2A–230A AZ742–2A–240A 2 Form C AZ742–2C–12A AZ742–2C–24A AZ742–2C–48A AZ742–2C–60A AZ742–2C–110A AZ742–2C–115A AZ742–2C–120A AZ742–2C–220A AZ742–2C–230A AZ742–2C–240A
* “2A” or “2C” denote silver nickel contacts. Add suffix “G” at “2A” or “2C” for gold plated silver nickel contacts. Add suffix “E” at “2A” or “2C” for silver tin oxide contacts. Add suffix “E” at the end of order number for sealed version.
DC - Coil operating range
3,0 2,8 2,6 UB / U N 2,4 2,2 2,0 1,8 1,6 1,4 1,2 1,0 0,8 0,6 0 10 20 30
IN= 8 A
AC - Coil operating range
3,0 2,8 2,6 UB / U N 2,4 2,2 2,0 1,8 1,6 1,4 1,2
IN= 8 A
1 2 3
1 3 B
B A
40 50 60 70 80 90 100 Ambient temperature [°C]
1,0 0,8 0,6 0 10 20 30
40
50
60
70
80
90
100
Ambient temperature [°C]
B - Hot coil (1,1 x UN), contact load = IN 1 - no load on contacts 3 - rated load on contacts
A - Cold coil ( Tcoil = Tambient) B - Hot coil (1,1 x UN), contact load = IN
1 - no load on contacts 2 - half of rated load on contacts 3 - rated load on contacts
ZETTLER
electronics GmbH
Tel. +49 89 800 97 0 Fax +49 89 800 97 200 office@ZETTLERelectronics.com www.ZETTLERelectronics.com
2005-08-04
Junkersstrasse 3, D-82178 Puchheim, Germany
AZ742
MECHANICAL DATA
PC BOARD LAYOUT
0.500 Max. [12.7] .197 [5.0] .197 [5.0] .60 [15.12] 1.142 Max. [29.0] .098 [2.5]
*
.618 Max. [15.7] .295 [7.5]
*
6 x ø .050 [ø 1.3] 2 x ø .040 [ø 1.0] * Not used on 2 Form A relay
.154 [3.9]
.295 [7.5]
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
.197 [5.0]
.197 [5.0]
.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"
ACCESSORIES
For P.C.B. mount: Socket EC 50 For DIN rail mount:
Retaining Clip MS 16
Socket ES 50
Retaining Clip MP 16 / MH 16
MECHANICAL DATA
EC 50 MP 16 / MH 16 ES 50 MS 16
h = 15 ... 16.5 mm
h = 15 ... 16.5 mm
ZETTLER
electronics GmbH
Tel. +49 89 800 97 0 Fax +49 89 800 97 200 office@ZETTLERelectronics.com www.ZETTLERelectronics.com
2005-08-04
Junkersstrasse 3, D-82178 Puchheim, Germany
AZ742
Electrical life at 250 VAC, resistive load
107
1,0 0,9
Electrical life reduction factor at inductive AC load
F
Number of cycles
106
Reduction factor
0,8 0,7 0,6 0,5
105
0,4
0,9
0,8
0,7
0,6
0,5
0,4
0,3
0,2
Power factor
104 0 0,4 0,8 1,2 1,6 2,0
Breaking capacity [kVA]
Max. DC resistive load breaking capacity
50
DC current [A]
10 8 5
2 1 0,5
0,1 10
20
30
40 50
100
200
300
DC voltage [V]
ZETTLER
electronics GmbH
Tel. +49 89 800 97 0 Fax +49 89 800 97 200 office@ZETTLERelectronics.com www.ZETTLERelectronics.com
2005-08-04
Junkersstrasse 3, D-82178 Puchheim, Germany
j
Ncos
=NxF
j
0,3 1,0
cos
