Siemens EF 784 Series Manual de usuario descargar pdf (Pagina 3)

Relays and Timers

1-800-633-0405

eRL-22

Book 2 (14.1)

Prices as of October 22, 2014. Check Web site for most current prices.

78 Series Electromechanical

Relay Specifications

783 Series Contact Ratings (current)

Resistive *Motor Load

Voltage Nominal UL CSA UL

28VDC 12A 12A 12A ---

120VAC 15A 15A 15A 1/2Hp

277VAC 12A 12A 12A 3/4Hp

784 Series Contact Ratings (current)

Resistive *Motor Load

Voltage Nominal UL CSA UL

28VDC 12A 12A 12A ---

120VAC 15A 15A 15A 1/2Hp

277VAC 12A 12A 12A 3/4Hp

78 Series Relay Specification Table

Part Numbers

783-3C-12D

783-3C-12A

783-3C-24D

783-3C-24A

783-3C-120A

783-3C-240A

784-4C-12D

784-4C-12A

784-4C-24A

784-4C-120A

784-4C-240A

General Specifications

*Service Life: Mechanical / Electrical Operations

Mechanical: 10,000,000 operations unpowered

200,000 operations @ rated resistive load

Operating Temperature

-40°C to 55°C (-40°F to 131°F)

Response Time

20 ms

Ambient Humidity

45% RH to 85% RH

Vibration Resistance

3 G’s, 10 to 55Hz (0.6mm double amplitude)

Shock Resistance

10 G’s

Weight

60g (2.12 oz) 80g (2.82 oz)

**Agency Approvals and Standards

UL Recognized File E191059, CE, CSA

Environmental Protection

IEC IP40

NEMA B300 Pilot Duty Rated

Yes

Coil Specifications

Standard

LED Indicator

Coil Input Voltage

12VDC

12VAC

50/60 Hz

24VDC

24VAC

50/60 Hz

120VAC

50/60 Hz

240VAC

50/60 Hz

12VDC

12VAC

50/60 Hz

24VDC

24VAC

50/60 Hz

120VAC

50/60 Hz

240VAC

50/60 Hz

Coil Resistance

100q 25.3 q 400q 103q 2.77 kq 12.1 kq 96q 21.2 q 388q 84.5 q 2.22 kq 9.12 kq

Power Consumption

1.4W DC,

1.5VA @ 60Hz AC @ 25°C

1.5W DC,

1.5VA @ 60Hz AC @ 25°C

Dropout Voltage (% of nominal voltage or more)

10% 15% 10% 15% 10% 15% Min. 10% Min. 15%

Pull-in Voltage (% of nominal voltage or less)

80% 85% 80% 85% 80% 85% 80% 85%

Max. Voltage (Max. continuous voltage)

110% of the rated coil voltage

Contact Specifications

Contact Type

3PDT 4PDT

Contact Material

Silver cadmium oxide, gold flashed

Minimum Switching Requirement

100mA @ 5VDC

Max. Contact Rating

Refer to Contact Ratings charts.

Dielectric Strength Between Contacts

1500 V rms 2500V rms

*Note: These devices are rated for 1,000 cycles when applied to a motor application. (Per Table 46.1` UL 508)

*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.

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