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 insulation system available
• UL, CUR file E44211
• TUV R50290835
GENERAL DATA
Life Expectancy
Mechanical
Electrical
Minimum operations
1 x 107
1 x 105 at 20 A 125 VAC Res.
CONTACTS
Arrangement SPST (1 Form A)
SPDT (1 Form C)
Operate Time (max)
Release Time (max)
Dielectric Strength
15 ms at nominal coil voltage (standard)
20 ms at nominal coil voltage (sensitive)
Ratings
Resistive load:
Max. switched power: 480 W or 5kVA
Max. switched current: 20 A
8 ms at nominal coil voltage
(with no coil suppression)
Max. switched voltage: 30* VDC or 277 VAC
5000 VAC contact to coil
*Note: If switching voltage is greater than 30 VDC, special
precautions must be taken. Please contact the factory.
(at sea level for 1 min.) 1000 VAC between open contacts
2500 VAC between contact sets
Rated Load
UL, CUR
10,000 V surge contact to coil
Normally Open Contacts (N.O.) Std & Sen. Coil
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
Insulation Resistance 1000 megohms min. at 20°C, 500 VDC
Dropout
Greater than 10% of nominal coil voltage
1/6 HP at 250 VAC, 100k cycles, 85°C
Ambient Temperature At nominal coil voltage
Operating
Storage
-40°C (-40°F) to 85°C (185°F)
-40°C (-40°F) to 105°C (221°F)
Normally Closed Contacts (N.C.) Std & Sen. Coil
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
Super Sensitive Coil Only
15A@150VAC inductive (General Use 85°C 0.75-0.8pf) NO
15A@277VAC/30VDC resistive 85°C
480VA@240/277VAC pilot duty
Enclosure
P.B.T. polyester
Tinned copper alloy, P.C.
270°C (518°F)
5 seconds
NO and NC
NO and NC
Terminals
480VA@277VAC standard (magnetic) ballast NO and NC
Max. Solder Temp.
Max. Solder Time
Max. Solvent Temp.
600W@120VAC Tungsten
240W@120VAC Tungsten
1/3hp@120/240VAC
1/6hp@120/240VAC
1/4hp@277VAC
NO
NC
NO
NC
NO
NC
80°C (176°F)
Max. Immersion Time 30 seconds
1/8hp@277VAC
Weight
13 grams
5A NO / 3A NC @ 250VAC / 30VDC, 100k cycles, 85°C
10A NO / 5A NC @ 250VAC / 30VDC, 100k cycles, 85°C
16A NO / 8A NC @ 250VAC / 30VDC, 100k cycles, 85°C
TUV
COIL
Power
353 mW (standard)
300 mW (sensitive)
67.5mW (super sensitive)
Material
Silver tin oxide
At Pickup Voltage
(typical)
Resistance
< 100 milliohms initially
Max. Continuous 1.2 W at 20°C (68°F) ambient (Standard)
Dissipation
0.9 W at 20°C (68°F) ambient (Sensitive)
0.2 W at 20°C (68°F) ambient (S. Sensitive)
NOTES
40° C (104°F) at nominal voltage
Temperature Rise
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.
Max. 105°C (221°F)
Max. 155°C (311°F) Class F
3/13/2015
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