SE Digest 178

SE Legacy 781R / 782 / 783 / 784 Plug-in Relays

General Purpose Relays

Refer to Catalog 8501CT1105

www.se.com/us

Specifications

Part Number

781 / 782 / 783 / 784

Contact Characteristics Terminal Style

Blade

Silver Alloy

Contact Material

Contact Configuration

1CO / 2CO / 3CO / 4CO

Carrying Current

15A

IEC: 250 Vac / 28 Vdc UL/CSA: 300 Vac / 28 Vdc N.O.:15A;N.C.:7.5A N.O.:15A;N.C.:7.5A

Maximum Switching Voltage

at 250Vac at 28Vdc Resistive

Rated Switching Current at Voltage (Conforming to IEC AC-1 and DC-1)

15 A at 277 Vac, 50/60 Hz, 100 k cycles 15 A at 28 Vdc, 100 k cycles

Rated Switching Current (Conforming to UL)

1/2 hp at 120 Vac, 1 k cycles 1 hp at 277 Vac, 1 k cycles

Motor

Pilot Duty

B3000

Minimum Switching Requirement Coil Characteristics Maximum Operating Voltage Maximum Pickup Voltage Drop-out Voltage Threshold

10 mA at 17 Vdc

110% (AC/DC) 85% (AC/DC)

15% (AC); 10% (DC)

Standard: 1 .6 VA (AC); 1 .1 W (DC) With LED: 1 .9 VA (AC); 1 .4 W (DC)

Average Consumption

23 RELAYS AND TIMERS

Dimensions, in. (mm)

0.28 (7.0)

0.02 (0.5)

1.07 (27.3)

0.55 (14.0)

1.37 (34.8)

0.02 (0.5)

Clear Cover Dimensions

0.28 [7.0]

0.39 [10.0]

0.18 [4.6]

0.02 [0.5]

0.23 [5.9]

0.28 [7.1]

1.07 [27.3]

0.83 [21.0]

0.32 [8.1]

1.54 [39.0]

0.08 [2.1]

0.56 [14.2]

0.19 [4.7]

Full-Feature Cover Dimensions

Wiring Diagram

1 (12)

5 (14)

9 (11)

13 (A1)

14 (A2)

NEMA (IEC)

23-17

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