7PV datasheet(56/114 Pages) ETC2

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3RP, 7PV Timing Relays

3RP20 timing relays, 45 mm

7/56

Siemens LV 1 T · 2006

■Technical specifications

1) If nothing else is stated.

2) Ik 1 kA, weld-free acc. to IEC 60947-5-1.

Type

3RP20 05

3RP20 25

Rated insulation voltage

Pollution degree 3

Overvoltage category III

V AC

300

Operating range at excitation1)

0.85 ... 1.1 x Us with AC; 0.8 ... 1.25 x Us with DC;

0.95 ... 1.05 times rated frequency

Rated power

• Power consumption at 230 V AC, 50 Hz

Rated operational current Ie

• AC-15 at 230 V, 50 Hz

• DC-13 at

- 24 V

- 48 V

0.45

- 60 V

0.35

- 110 V

0.2

- 230 V

0.1

DIAZED fuse2)

gL/gG operational class

Switching frequency

• When loaded with Ie 230 V AC

1/h

2500

• When loaded with 3RT10 16 contactor, 230 V AC

1/h

5000

Recovery time

150

Minimum ON period

Setting accuracy

with reference to scale value

Typical

Repeat accuracy

Mechanical endurance

Operating cycles

30 x 106

Permissible ambient temperature

During operation

°C

-25 … +60

During storage

°C

-40 … +85

Degree of protection

acc. to EN 60529

IP40 cover,

IP20 terminals

Conductor cross-sections

• Screw-type connection (to connect

1 or 2 conductors); for standard

screwdriver (size 2 and Pozidriv 2)

Solid

mm²

2 x (0.5 ... 1.5)

2 x (0.75 ... 2.5)

Finely stranded with end sleeve

mm²

2 x (0.5 ... 1.5)

2 x (0.75 ... 2.5)

AWG conductors, solid or stranded

AWG

2 x (18 ... 14)

Terminal screw

Tightening torque

0.8 … 1.2

• Spring-loaded terminal

(to connect 1 or 2 conductors;

for 22.5 mm timing relay use

screwdriver with 3 mm blade or

8WA2 807 opening tool)

Solid

mm²

2 x (0.25 ... 2.5)

Finely stranded

• With end sleeve

mm²

2 x (0.25 ... 1.5)

• Without end sleeve

mm²

2 x (0.25 ... 2.5)

AWG conductors, solid or stranded

AWG

2 x (24 ... 14)

Mounting position (permissible)

Any

Shock resistance acc. to IEC 60068 for half-sine shock type

g/ms

15/11

Vibration resistance acc. to IEC 60068-2-6

Hz/mm 10 ... 55/0.35

Electromagnetic compatibility (EMC)

Tests acc. to basic specification

EN 61000-6-2/EN 61000-6-4

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