Siemens 3RB20 Manuale di riferimento - Pagina 19

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Overview

The following accessories are available for the 3RU11 thermal

overload relays:

• For the four overload relay sizes S00 to S3 one terminal bra-

cket each for stand-alone installation

• One electrical remote RESET module in three voltage variants

for all sizes

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Technical specifications

Terminal brackets for stand-alone installation

Type

For overload relays

Mounting type

Connection for main circuit

Connection type

• Terminal screw

• Conductor cross-section (min./max.), 1 or 2 conductors

- Solid

- Finely stranded without end sleeve

- Finely stranded with end sleeve

- Stranded

- AWG cables, solid or stranded

- Ribbon cable conductors (number x width x thickness) mm

• One mechanical RESET module for all sizes

• One cable release for resetting devices which are difficult to

access (for all sizes)

• Terminal covers

3RU19 16-3AA01

3RU19 26-3AA01

3RU11 16

3RU11 26

For screw and snap-on mounting onto TH 35 standard mounting rails,

size S3 also for TH 75 standard mounting rails.

Screw terminals

Pozidriv size 2

1 x (0.5 ... 2.5),

1 x (1 ... 6),

max. 1 x (... 4)

max. 1 x (... 10)

1 x (0.5 ... 2.5)

1 x (1 ... 6)

1 x (0.5 ... 2.5),

1 x (1 ... 6),

max. 1 x (... 4)

max. 1 x (... 10)

AWG

1 x (18 ... 14)

1 x (14 ... 10)

Overload Relays

3RU1 Thermal Overload Relays

3RU1 936-3AA01

3RU11 36

Screw terminals with

box terminal

2 x (0.75 ... 16)

2 x (0.75 ... 16),

1 x (0.75 ... 25)

2 x (0.75 ... 25),

1 x (0.75 ... 35)

2 x (18 ... 3),

1 x (18 ... 1)

2 x (6 x 9 x 0.8)

Siemens · 2011

Accessories

3RU19 46-3AA01

3RU11 46

Allen screw 4 mm

2 x (2.5 ... 16)

2 x (2.5 ... 35),

1 x (2.5 ... 50)

2 x (10 ... 50),

1 x (10 ... 70)

2 x (10 ... 1/0),

1 x (10 ... 2/0)

2 x (6 x 9 x 0.8)