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10/27/2021   Page 3 / 6

Single relay - REL-PR3-120AC/3X1 - 2903708

Technical data

Standards and Regulations

Rated surge voltage

4 kV

Insulation

Basic insulation

Pollution degree

3

Overvoltage category

III

Conformance/approvals

Designation

Corrosive gas test

Identification

ISA-S71.04. G3 Harsh Group

EN 60068-2-60

Environmental Product Compliance

China RoHS

Environmentally friendly use period: unlimited = EFUP-e

No hazardous substances above threshold values

Drawings

Diagram

0,1

0,2

0,3

0,5

10

20

10

20

30

50

70

100

300

200

500

1

2

5

Switching voltage [V]

AC, ohmic load

DC, ohmic load

DC, L/R = 40 ms

Interrupting rating

Circuit diagram

A1

11

14

21

24

31

34

A2

Diagram

0,6

0,8

1,0

1,2

1,4

1,6

1,8

0

10

20

30

40

50

60

70

80

Ambienttemperature[°C]

DCcoils

ACcoils

Operating voltage range

Diagram

COS j

1

0,9

0,3

0,4

0,5

0,6

0,7

0,8

0,9

1

0,8

0,7

0,6

0,5

0,4

0,3

0,2

Service life reduction factor