SE Digest 178

Legacy General Purpose Relays

General Purpose Relays

Refer to Catalog 8501CT1105

www.se.com/us

703781 and 703791 Socket Specifications Part Number 703781

703791

Contact Configuration Number of Terminals

4PDT

4PDT

14

14

Mounting Style Current Rating

Chassis

PCB

5A

5A

Nominal Voltage Rating

120V

120V

Storage

−40 to +105°C (−40 to +221°F) −40 to +55°C (−40 to +131°F)

−40 to +105°C (−40 to +221°F) −40 to +55°C (−40 to +131°F)

Temperature Range

Operating

Protection Category Internal Metal Tracks

Copper Alloy, Zinc Plated Copper Alloy, Zinc Plated

Copper Alloy, Zinc Plated Copper Alloy, Zinc Plated

Screw Terminals

Screw Style ScrewSize

— — —

— — —

Maximum Screw Torque Terminal Connection

Solder

PCB

Terminal Layout

Mix

Mix

Solid Copper (Output)

18 AWG, 0.8 mm²

Maximum Wire Size

Stranded Copper (Output)

18 AWG, 0.8 mm²

— — —

DIN Rail Mounting, EN 60715 Chassis Mount Screw Torque

35mm

7 lb-in (0.8 N•m)

23 RELAYS AND TIMERS

Flammability Rating

94V-0

94V-0

Weight

6.2 g (0.22 oz)

5.8 g (0.20 oz)

UL (E70550), CE, CSA (LR40787), RoHS

UL (E70550), CE, CSA (LR40787), RoHS

Agency Approvals

Dimensions, in, (mm)

(21.8) 0.86

0.44 (11.1)

(4.57) 0.18

0.375 (9.52)

0.10

(2.54)

0.105

0.145 (3.68)

0.10

(2.54)

(16.5) 0.65 (9.9) 0.39

Recommended Chassis Cutout Top View

0.16 dia. (4.06)

(25.7) 1.01

(28.5) 1.14

(1.98) 0.078

0.05

(0.381) 0.015

(1.27)

(21.5) 0.86

(4.06) 0.16

(17.7) 0.07

0.05

(1.27)

(11.1) 0.44

Ground Lug

(3.17) 0.125

(9.52) 0.375

(3.81) 0.15

(2.59) 0.102

(1.77) 0.07 dia.

703781

0.525 (13.3)

(11.17) 0.44

Recommended Circuit Board Layout Top View

0.35 (8.89)

0.375 (9.52)

0.75 (19.0)

0.16

0.175 (4.44)

(4.06)

(2.66) 0.105

(6.35) 0.25

(6.35) 0.25

0.015 (0.381)

0.145 (3.68) dia.

(2.4) 0.095

(25.4) 1.0

0.07 (1.78) dia. 14 places

(2.6) 0.102

0.12 (3.04)

(4.76) 0.1875

0.1 (2.5)

0.16 dia. (4.06)

(9.5) 0.375

0.674 (17.0)

Ground Lug

0.3

(1.52) 0.06

(7.82)

(2.03) 0.08

(11.1) 0.44

0.625 (15.8)

(1.54) 0.061

0.07 dia. (1.77) (3.81) 0.15

703791

23-33

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