AZ7555
20 AMP MINIATURE
POWER RELAY
FEATURES
• Dielectric strength 5000 Vrms
• Low cost
• Epoxy sealed version available
• 20 Amp switching — single pole contacts
• 5.0 mm terminal spacing
• Class F wire type available
• UL, CUR file E44211
CONTACTS
GENERAL DATA
Arrangement
SPST (1 Form A)
SPDT (1 Form C)
Life Expectancy
Mechanical
Electrical
Minimum operations
1 x 107
1 x 105 at 20 A 125 VAC Res.
Ratings
Resistive load:
Max. switched power: 480 W or 4000 VA
Max. switched current: 20 A
Max. switched voltage: 30* VDC or 250 VAC
Operate Time (max)
Release Time (max)
Dielectric Strength
15 ms at nominal coil voltage (standard)
20 ms at nominal coil voltage (sensitive)
8 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.
5000 VAC contact to coil
Rated Load
UL, CUR
(at sea level for 1 min.) 1000 VAC between open contacts
2500 VAC between contact sets
Normally Open Contacts (N.O.)
20 A at 125 VAC, Resistive, 100k cycles, 85°C
20 A at 250 VAC, General Use, 6k cycles, 40°C
16 A at 250 VAC, Resistive, 100k cycles, 85°C
16 A at 30 VDC, Resistive, 100k cycles, 85°C
1/6 HP at 250 VAC, 100k cycles, 85°C
10,000 V surge contact to coil
Insulation Resistance 1000 megohms min. at 20°C, 500 VDC
Dropout
Greater than 10% of nominal coil voltage
Ambient Temperature At nominal coil voltage
Normally Closed Contacts (N.C.)
Operating
Storage
-40°C (-40°F) to 85°C (185°F)
-40°C (-40°F) to 105°C (221°F)
10 A at 125 VAC, Resistive, 100k cycles, 85°C
8 A at 250 VAC, Resistive, 100k cycles, 85°C
8 A at 30 VDC, Resistive, 100k cycles, 85°C
Vibration
0.059" DA at 10–55 Hz
Shock Mechanical
Operational
100 G
10 G
Material
Silver tin oxide
Enclosure
P.B.T. polyester
Tinned copper alloy, P.C.
270°C (518°F)
5 seconds
Resistance
< 100 milliohms initially
Terminals
Max. Solder Temp.
Max. Solder Time
Max. Solvent Temp.
80°C (176°F)
Max. Immersion Time 30 seconds
COIL
Weight
13 grams
Power
At Pickup Voltage
(typical)
353 mW (standard)
300 mW (sensitive)
Max. Continuous
Dissipation
1.2 W at 20°C (68°F) ambient (Standard)
0.9 W at 20°C (68°F) ambient (Sensitive)
Temperature Rise
40° C (104°F) at nominal voltage
Max. 105°C (221°F)
NOTES
Temperature
1. All values at 23°C (73.4°F).
2. Relay may pull in with less than “Must Operate” value.
3. Specifications subject to change without notice.
12/13/13