Siemens SENTRON 3VL160X User Manual

System Manual
SENTRON
Protection devices
3VL IEC molded case circuit breakers
11/2013Edition
Answers for Infrastructure & Cities.

Siemens SENTRON 3VL160X Specifications

General

Type	3VL160X
Rated Current / Ie / In	160 A
Standards Compliance	IEC 60947-2
Product Designation	Molded Case Circuit Breaker
Rated Operational Voltage Ue	690 V AC
Number of Poles	3
Breaking Capacity Operating Voltage / Rated Value	690 V AC
Type of Release	TM
Mounting	fixed mounting
Terminal Type	screw connection
Voltage Rating	690 V AC
Mounting Type	Fixed mounting

Summary

About this document

Introduction

Details the purpose of the manual and the intended audience for understanding the SENTRON 3VL system.

Product description

Overview 3VL

Describes SENTRON VL types, maximum rated current, and climate-proof design for enclosed areas.

Application overview

Details common applications like system, generator, motor protection, and starter combinations.

Configuration

Explains functional principles, current limiting, and subdivision according to power ranges.

Mechanical operating mechanisms

Describes toggle lever, rotary, and motorized operating mechanisms for circuit breakers.

Motorized operating mechanisms (optional)

Details motorized operating mechanisms (MO) and stored energy mechanisms (SEO).

Functions

Protection functions

Covers overcurrent release, differential current protection with RCD module, and ground-fault protection.

Internal accessories

Details possible complements for accessory compartments like undervoltage and shunt releases.

Application planning

Use with frequency converters

Explains the use of 3VL molded case circuit breakers as protection devices in systems with frequency converters.

Use in DC systems

Details suitability, selection criteria, and current path ampacity for DC systems.

Use in motor protection

Covers optimal protection, trip classes, thermal image, and phase failure sensitivity.

Use in unusual environments

Addresses reduction factors for altitude, temperature, humidity, and frequencies.

Installing/mounting

Installation methods

Overview of fixed-mounted, plug-in, and withdrawable versions with mounting details.

Mounting and safety clearances

Details permissible mounting positions and required safety clearances.

Locking devices

Describes locking devices for padlocks, safety locks, and mutual interlocking.

Connecting

Cables and busbars

Covers cable and busbar mounting methods and recommended clearances.

Main connection types for fixed mounting

Details box terminals, front connecting bars, and rear terminals.

Main connection methods for plug-in and withdrawable version

Describes plug-in bases and accessories for plug-in and withdrawable versions.

Displays and operator controls

Overcurrent trip unit without LCD display

Explains features of magnetic, thermal-magnetic, and electronic trip units.

Overcurrent trip unit with LCD display

Details operating features, displays, and menu structure for LCD equipped units.

Parameter assignment / addressing

Setting the parameters

Covers ETU settings, parameter adjustment, and tripping characteristic curves.

Setting the protection parameters for motor protection

Details settings for overload, short-circuit, phase failure, and thermal image.

Service and maintenance

Preventive measures

Outlines maintenance schedules, inspection procedures, and safety precautions.

Troubleshooting

Provides guidance on identifying and rectifying common circuit breaker faults.

Technical data

General data - 3VL molded case circuit breakers

Lists rated current, voltage, temperature limits, weights, and breaking capacities.

Technical overview

Provides detailed technical specifications and dimensions for various breaker types.

Derating factors

Specifies derating factors for altitude, ambient temperature, and operating conditions.

Motor Protection

Lists characteristic values for motor protection with different trip classes (ETU10M, ETU30M, ETU40M).

Dimensional drawings

VL160X (3VL1), VL160 (3VL2), and VL250 (3VL3), 3- and 4-pole, to 250 A

Provides dimensional drawings for molded case circuit breakers, operating mechanisms, and connections.

VL400 (3VL4), 3- and 4-pole, up to 400 A

Includes dimensional drawings for molded case circuit breakers and operating mechanisms.

VL630 (3VL5), 3- and 4-pole, up to 630 A

Presents dimensional drawings for molded case circuit breakers and operating mechanisms.

VL800 (3VL6), 3- and 4-pole, up to 800 A

Provides dimensional drawings for molded case circuit breakers and operating mechanisms.

VL1250 (3VL7) and VL1600 (3VL8), 3- and 4-pole, up to 1600 A

Includes dimensional drawings for molded case circuit breakers and operating mechanisms.

VL160X (3VL1) with RCD block, 3- and 4-pole, up to 160 A

Shows dimensional drawings for RCD block configurations, connections, and terminal covers.

VL160 (3VL2) and VL250 (3VL3) with RCD module, 3- and 4-pole, to 250 A

Provides dimensional drawings for RCD module configurations, connections, and terminal covers.

VL400 (3VL4) with RCD module, 3- and 4-pole, up to 400 A

Includes dimensional drawings for RCD module configurations, connections, and terminal covers.

Door-coupling rotary operating mechanisms 8UC

Presents dimensional drawings for 8UC rotary operating mechanisms.

Circuit diagrams

Rotary mechanism / leading auxiliary switch

Illustrates connection diagrams for system protection with thermal-magnetic releases.

Circuit diagrams VL1 ... 8 motorized operating mechanism (MO)

Provides circuit diagrams for motorized operating mechanisms (MO) without stored energy.

Control with undervoltage release

Shows control diagrams for motorized operating mechanisms with undervoltage release.

Spare parts/accessories

Installation

Details available safety accessory parts like masking frames and terminal covers.

Appendix

Table of abbreviations

Provides explanations for abbreviations used throughout the manual.

Standards and specifications

Lists compliance with relevant IEC and DIN standards and available certificates.

Comprehensive support from A to Z

Offers useful links for product information, downloads, and technical support.

Index