Siemens 3WN Series User Manual

1
Alle Rechte vorbehalten. All rights reserved.
© Siemens AG 2002
Betriebsanleitung/Operating Instructions Bestell-Nr./Order No.: 3ZX1812-0WX31-4BN1 / 9239 9624 174 0A
Gefahr!
Hazardous voltage!
Before starting work
isolate device
and secure against reclosing!
Only qualified personnel may perform installation
and assembly work.
Non-observance of the safety instructions and
warnings can result in death, severe personal
injury or property damage.
Danger!
Gefährliche elektrische Spannung!
vor Beginn der Arbeiten
Gerät spannungsfrei schalten
und gegen Wiedereinschalten sichern!
Einbau und Montage nur durch Fachpersonal!
Bei Nichtbeachtung können Tod, schwere Körper-
ver-letzung oder erheblicher Sachschaden die
Folge sein.
1.Hilfsschalterblock 3WX31 16-1*B00
2.Hilfsschalterblock 3WX31 16-1*C00
1st auxiliary switch block
2nd auxiliary switch block
Inhalt der Packeinheit Contents of the packing unit
Hilfsschalterblock, Baugröße I-III, 3-polig Auxiliary switch block, Size I-III, 3-pole
Baugröße I-II, 4-polig Size I-II, 4-pole
10
9
8
7
6
5
4
3
2
1
Fig. 1 Anschlußelement -X4, 1. Hilfsschalterblock
Snap terminal -X4, 2nd auxiliary switch block
X4
Bestell-Nr. Order No. Zugehörig zu Belonging to
Ergänzung supplement Leistungsschalter circuit-breaker
* = C Baugröße I, 3-polig Size I, 3-pole
* = D Baugröße II, 3-polig Size II, 3-pole
Baugröße I, 4-polig Size I, 4-pole
* = G Baugröße III, 3-polig Size III, 3-pole
Baugröße II, 4-polig Size II, 4-pole
* = R Baugröße IV, 3-polig Size IV, 3-pole
Baugröße III, 4-polig Size III, 4-pole

Siemens 3WN Series Specifications

General

Rated Voltage	Up to 690V AC
Standards	IEC 60947-2
Rated Current	630A to 6300A
Mounting Type	Fixed or Withdrawable
Protection Functions	Overload, Short-circuit, Ground fault
Poles	3 or 4

Summary

Safety Warnings

Hazardous Voltage Warning

Warning about dangerous electrical voltage and securing against reclosing.

Installation Safety

Only qualified personnel may perform installation and assembly work.

Product Identification and Compatibility

Circuit-Breaker Compatibility Table

Details auxiliary switch block compatibility with different circuit-breaker sizes.

Packing Unit Contents

Lists the items included in the packing unit for auxiliary switch blocks.

Preparatory Work

Removing Door Sealing Frame

Instructions for removing the door sealing frame, applicable to specific breaker models.

Operating Panel Removal

Removing the Operating Panel

Step-by-step guide to removing the control panel from the circuit breaker.

Mounting Auxiliary Switch Blocks

Installing 1st and 2nd Auxiliary Switch Block

Procedure for installing auxiliary switch blocks for specific circuit-breaker sizes.

Installation for Older Models

Cable Duct Installation (Up to Dec 1988)

Instructions for opening cable ducts and routing wires for older circuit-breaker models.

Installation for Specific Sizes (III, 4-pole & IV, 3-pole)

Procedure for installing auxiliary switch blocks for specific circuit-breaker sizes.

Updating Nameplates

Updating Rating and Order Number Plates

Instructions for updating nameplates with new data using an indelible pen or ordering new plates.