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781-1C-120A डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Electromechanical Relay - ETC

भाग संख्या 781-1C-120A
समारोह Electromechanical Relay
मैन्युफैक्चरर्स ETC 
लोगो ETC लोगो 
पूर्व दर्शन
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781-1C-120A pdf
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78 Series Electromechanical
Relay Specifications
78 Series Relay Specification Table
Part Numbers
General Specifications
*Service Life: Mechanical / Electrical Operations
Mechanical: 10,000,000 operations unpowered
Electrical: 100,000 operations @ rated resistive load
Operating Temperature
-40°C to 55°C (-40°F to 131°F)
Response Time
20ms
Vibration Resistance
± 1mm (10-35 Hz) and 3gn (35-50Hz)
Shock Resistance
15gn
Weight
26g (0.92 oz)
36g (1.27 oz)
**Agency Approvals and Standards
UL Recognized File E191059, CE, CSA
Environmental Protection
NEMA B300 Pilot Duty Rated
IP40
Yes
Coil Specifications
Standard
Mechanical flag indicator, LED Indicator, lockable push to test button
Coil Input Voltage
12VDC 12VAC 24VDC 24VAC 120VAC 240VAC 12VDC 12VAC 24VDC 24VAC 120VAC 240VAC
Coil Resistance
115q 44q 450q 177q 4.43kq 17.72kq 177q 44q 640q 177q 4.43 kq 17.72 kq
Power Consumption
11.4.9WVADCC,
1.11.54WVADCC,
Dropout Voltage (% of nominal voltage or more) 10% 15%
Pull-in Voltage (% of nominal voltage or less) 85% 85%
Max. Voltage (Max. continuous voltage)
10%
85%
15% 10% 15%
85% 80% 85%
110% of the rated coil voltage
10%
80%
15%
85%
Contact Specifications
Contact Type
Contact Material
Minimum Switching Requirement
Max. Contact Rating
Dielectric Strength Between Contacts
SPDT DPDT
Silver alloy, gold flashed
10mA @ 17VDC
Refer to Contact Ratings charts.
Between coil contact: 2000V rms; Between poles 2000V rms; Between contacts 1500V rms
*Note: These devices are rated for 1,000 cycles when used in a motor application. (Per Table 45.1, UL 508).
**Note: UL listed when used with sockets 781-1C-SKT, 782-2C-SKT, 783-3C-SKT, 784-4C-SKT, or 784-4C-SKT-1.
Current limited to rating of relay or socket, whichever is less.
NEMA Mechanical Switching Ratings and Test Values for AC Control Circuit Contacts
Contact Rating Thermal Continuous
Designation Test Current (A)
120 Volts
Make Break
Maximum AC Current, 50/60Hz (A)
240 Volts
480 Volts
Make Break Make Break
600 Volts
Make Break
Voltamperes
Make Break
B300
5 30 3.00 15 1.50 --- --- --- --- 3600 360
This chart is provided as a guideline only, and the ratings and values are not guaranteed to be accurate. It is the users’ responsibility to properly size their control
circuit devices. The chart values are from NEMA Standard ICS 5-2000, Table 1-4-1.
781 Series Contact Ratings (current)
Resistive
Voltage Nominal UL
*Motor Load
CSA UL
28VDC
15A
15A 12A
---
120VAC 15A
15A 15A
1/2Hp
277VAC 15A
12A 12A
1Hp
782 Series Contact Ratings (current)
Resistive
Voltage Nominal UL
*Motor Load
CSA UL
28VDC
15A
15A 12A
---
120VAC 15A
15A 15A
1/2Hp
277VAC 15A
12A 12A
1Hp
tREL-18 Relays and Timers
1-800-633-0405

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