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
GENERAL DATA
Arrangement
DPDT (2 Form C)
DPST (2 Form A)
Life Expectancy
Mechanical
Electrical
Minimum operations
3 x 107
1 x 105 at 8 A 250 VAC res.
Ratings
Resistive load:
Operate Time (typical) 7 ms at nominal coil voltage
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
Release Time (typical) 3 ms at nominal coil voltage
(with no coil suppression)
* Note: If switching voltage is greater than 30 VDC,
special precautions must be taken.
Please contact the factory.
Dielectric Strength
(at sea level for 1 min.) 2500 Vrms between contact sets
5000 Vrms coil to contact
1000 Vrms between open contacts
Rated Load
UL, CUR
VDE
Insulation
Resistance
105 megohms min. at 500 VDC,
20°C, 50% RH
8 A at 250 VAC General Use
8 A at 250 VAC
Insulation
B250 at 2 Form C, flux proof version
C250 at other relay versions
Overvoltage category: III
Pollution degree: 3
(according to
DIN VDE 0110,
IEC 60664-1)
Material
Silver nickel, silver nickel gold plated
or silver tin oxide
Nominal voltage: 250 VAC
Resistance
< 100 milliohms initially
Dropout DC coils
AC coils
Greater than 10% of nominal coil voltage
Greater than 15% of nominal coil voltage
Ambient Temperature At nominal coil voltage
Operating
-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)
COIL
Storage
Power
At Pickup Voltage
(typical)
200 mW (DC coil)
.422 VA (AC coil)
Vibration
Break contacts: 5 g at 20…500 Hz
Make contacts: 20 g at 30…500 Hz
Max. Continuous
Dissipation
1.7 W at 20°C (68°F) ambient
1.7 VA at 20°C (68°F) ambient
Shock
20 g
Enclosure
P.B.T. polyester, UL-94 : V0
Tinned copper alloy, P.C.
270°C (518°F)
Temperature Rise
Max. Temperature
26°C (47°F) at nominal coil voltage
155°C (311°F)
Terminals
Max. Solder Temp.
Max. Solder Time
Max. Solvent Temp.
5 seconds
80°C (176°F)
NOTES
Max. Immersion Time 30 seconds
1. All values at 20°C (68°F).
Weight
14 grams
2. Relay may pull in with less than “Must Operate” value.
3. Specifications subject to change without notice.
Packing unit in pcs
20 per carton tube / 1000 per carton box
ZETTLER electronics GmbH
Junkersstrasse 3, D-82178 Puchheim, Germany
Tel. +49 89 800 97 0
Fax +49 89 800 97 200
office@ZETTLERelectronics.com
www.ZETTLERelectronics.com
2005-08-04