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Siemens SGIM-3258C

Siemens SGIM-3258C
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5kV and 15kV Metal-Clad Switchgear
Type GM
Instructions
Installation
Operation
Maintenance
SGIM-3258C
Courtesy of NationalSwitchgear.com

Table of Contents

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Siemens SGIM-3258C Specifications

General IconGeneral
Operating temperature-40°C to +75°C
Protection classIP40
MAC Address Table Size8K
Power input12/24/48 VDC redundant dual input
MountingDIN-Rail
Jumbo Frame Support9K
Input Voltage12 - 48 V DC
Product typeManaged Industrial Ethernet Switch
Weight620g

Summary

Introduction and Safety

Introduction

General overview of the switchgear and manual's purpose.

Qualified Person

Defines a qualified person and their qualifications.

Signal Words

Explains the meaning of Danger, Warning, and Caution.

Dangerous Procedures

Lists critical safety procedures to follow.

Field Service Operation

Information on obtaining technical assistance from Siemens.

General Description

Introduction

Overview of the switchgear's design and standards.

Scope

Outlines the coverage of the manual for different switchgear types.

Switchgear Types

Describes indoor, shelter-clad, and non-walk-in configurations.

Receiving, Handling & Storage

Receiving Procedures

Steps for accepting and inspecting incoming shipments.

Identification and Unpacking

Methods for identifying and carefully unpacking equipment.

Shipping Damage Claims

Protocol for reporting and processing shipping damage.

Lifting and Moving

General methods and precautions for handling switchgear.

Indoor Switchgear Handling

Specifics for handling indoor switchgear with cranes and rollers.

Moving in Obstructed Areas

Methods for moving when a crane isn't feasible.

Final Movement of Assembly

Final steps for moving the switchgear assembly.

Storage Guidelines

Instructions for storing indoor, shelter-clad, and non-walk-in switchgear.

Installation

Preparation and Foundation

Essential steps before installation and foundation specifications.

Indoor Foundations

Specifics for indoor foundations and anchoring.

Outdoor Foundations

Specifics for outdoor foundations and anchoring.

Indoor Switchgear Anchoring

Detailed instructions for anchoring indoor units.

Shelter-Clad Anchoring

Anchoring procedures for single aisle shelter-clad units.

Common Aisle Shelter-Clad Anchoring

Anchoring procedures for common aisle shelter-clad units.

Non-Walk-In Outdoor Anchoring

Anchoring procedures for OGM non-walk-in units.

Installing Shipping Sections

Guidance on assembling equipment shipped in sections.

Connecting to Power Transformer

Procedure for linking switchgear to a transformer.

Assembling Indoor Switchgear

Procedures for anchoring, leveling, and assembling indoor units.

Assembling Shelter-Clad Switchgear

Procedures for anchoring and leveling shelter-clad units.

Single Aisle Shelter-Clad Assembly

Steps for assembling single aisle shelter-clad units.

Common Aisle Shelter-Clad Assembly

Steps for assembling common aisle shelter-clad units.

Shelter-Clad with Work Space Assembly

Assembly steps for units with workspace.

Expanding Shelter-Clad Switchgear

Procedures for adding new units to existing shelter-clad lineups.

Assembling Conventional Outdoor Switchgear

Procedures for anchoring, leveling, and assembling non-walk-in units.

Expanding Conventional Outdoor Switchgear

Procedures for adding units to existing non-walk-in switchgear.

Single Aisle SGM Field Assembly

Steps for assembling single aisle SGM switchgear.

Common Aisle SGM Field Assembly

Steps for assembling common aisle SGM switchgear.

SGM with Work Space Field Assembly

Steps for assembling SGM switchgear with workspace.

Sections and Roof Installation Details

Details on installing sections and roof components.

Electrical Connections

Bus Bar Description

Details on bus bar construction and materials.

Bus Joint Assembly

Procedures for assembling primary bus joints.

Main Bus Joint Configurations

Diagrams showing different bus joint connection types.

Bus Insulation

Explanation of bus insulation systems and safety.

Bus Joint Insulation Boots

Procedures for installing and securing insulating boots.

Bus Joint Insulation Taping

Procedures for taping bus joints when boots are not used.

Transformer Bus Joints Insulation

Specific insulation for transformer to switchgear bus joints.

Primary Cable Connections and Insulation

Insulating and terminating primary cables.

Secondary Control Wiring

Installation and routing of control wiring.

Ground Connections

Procedures for making equipment ground connections.

Temporary Ground Connections

Methods for temporary grounding of circuits.

Instrument Transformers

Voltage Transformers

Details on mounting and location of VTs.

Control Power Transformer

Details on CPT mounting and fuse locations.

Operating Sequence

General safety for operating rollout trays.

Disconnecting VT Rollout

Procedures for disconnecting VT rollout trays.

Connecting VT Rollout

Procedures for connecting VT rollout trays.

Disconnecting CPT Rollout or Fuses

Procedures for CPT/fuse rollout tray disconnection.

Connecting CPT Rollout or Fuses

Procedures for CPT/fuse rollout tray connection.

Current Transformers

Description and installation of CTs.

Circuit Breaker Position

Cell Preparation

Preparing the cell for breaker installation.

Circuit Breaker Racking Mechanism

Description of the racking mechanism.

Interference Blocking Plate

Function of the rating-based blocking plate.

Secondary Disconnect and Switches

Details on secondary disconnects and cell switches (MOC/TOC).

Breaker Ground Connection and Shutter Operation

Grounding contact and shutter mechanisms.

Breaker Installation and Removal

General notes on breaker handling.

De-Energizing Control Power

Procedure to disconnect control power.

Spring Discharge Check

Procedure to ensure springs are discharged.

IndoorShelter-Clad Breaker Removal

Steps for removing breakers from indoor/shelter-clad cells.

Racking of Circuit Breaker

Visual guide to racking a circuit breaker.

Removal of Circuit Breaker

Visual guide to physically removing a circuit breaker.

OutdoorRaised Pad Breaker Removal

Steps for removing breakers from outdoor/raised pad cells.

Use of Extension Rails

How to use extension rails for breaker removal.

Lift Truck Operation

Using a lift truck for breaker handling.

Racking Crank Engagement Procedure

Steps to connect and use the racking crank.

Breaker Racking Operations

Detailed steps for racking breakers between positions.

Racking from DISCONNECT to CONNECT

Procedure for racking to the CONNECT position.

Racking from CONNECT to TESTDISCONNECT

Procedure for racking to TEST/DISCONNECT positions.

Contact Penetration Check

Verifying contact wipe after racking.

Closed Breaker Racking Interlock

Prevents racking closed breakers.

Racking Access Interlock

Padlock provisions for preventing racking access.

Trip-Free Interlock

Ensures breaker is trip-free between TEST/CONNECT.

Spring Discharge Interlock

Prevents removal of breakers with charged springs.

Inspection and Testing

Pre-Energization Inspection

Checklist of items to inspect before energizing.

High Voltage Testing

Procedures and voltages for insulation/dielectric tests.

Placing Equipment into Service

Steps for initial energization and load connection.

Maintenance

Introduction and Intervals

Importance of periodic maintenance and safety.

Recommended Hand Tools

List of tools for maintenance tasks.

Maintenance and Lubrication Tasks

Overview of recommended maintenance and lubrication.

Lubrication Guidelines

Specifics on lubricating moving parts and contacts.

Cleaning Insulation

Methods for cleaning insulation materials safely.

Corrosive Atmospheres Precautions

Handling abnormal conditions and protecting surfaces.

Relays and Instruments Maintenance

Care for relays and instruments.

Equipment Surface Touch-up

Inspecting and touching up painted surfaces.

Accessories

Split Plug Jumper Test Device

Description of the test device for breaker operation.

Test Cabinet and Lift Truck

Information on test cabinets and lift trucks for breaker handling.

Electric Racking Accessory

Description of the optional electric racking accessory.

Type 3 EF Surge Limiters

Application and data for surge limiters.

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