GE SecoGear manuals
SecoGear
Table of contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- SECTION 1. SecoGear Switchgear Concepts and Basic Configurations
- Figure 1-2: Section Contents
- Switchgear Standards
- Figure 1-5: Dual VT Rollouts, Line/Bus Connected – Upper or Lower Section
- Rollout Configurations
- Two-High Breaker and Auxiliary Stacking
- Figure 1-15: Breaker in Compartment A, Line- and Bus-connected VT Rollouts in Compartment B
- Figure 1-19: Breaker in Compartment B, Bus-connected VTs and CPT in Compartment A
- Figure 1-23: Breaker in Compartment A – Cabling Above, Bus Entry in Compartment B – Cabling Below
- SECTION 2. Circuit Breaker Selection
- Closing and Latching Current
- Capacitor Switching
- Breaker Accessories
- Related Circuit Breaker References
- Figure 2-3: SecoVac VB2+ Breaker Front Panel
- Typical Breaker Device Internals
- Figure 2-8: Example – Main Breaker Control Circuit, 850 Relay, Expanded MOC Switch
- SECTION 3. Control Power Equipment
- DC Battery Trip
- Indicating Lamps
- Control Power Source Selection
- Battery Chargers
- AC Control Power Equipment
- Guide to Estimating Heat Loss
- SECTION 4. System and Equipment Protection
- SecoGear Medium-voltage Switchgear Application and Technical Guide DET
- Figure 4-2: Multilin Website Features – Digital Metering Selection
- Basic System Protection
- Ground Overcurrent Protection
- Transformers and Generators
- Bus Protection
- Directional Power, Underfrequency, and Undervoltage Protection
- Instrumentation, Current, and Voltage Transformers
- Metering and Test Block
- SECTION 5. SecoGear Switchgear Applications
- General-Purpose Feeders (GPF)
- Control
- Transformer Primary Feeders (TPF)
- Optional Equipment Selection
- Dual-Source Incoming Lines (DSIL)
- Bus Ties (BT)
- Indication
- Bus Entrances (BE)
- Optional Equipment Selection (for IMFE, IMF1, IMF2)
- Figure 5-7: Induction Motor Feeder
- Reduced Voltage Starting
- Optional Equipment Selection (for SMF1 and SMF2)
- Figure 5-9: Synchronous Motor Feeder
- Standard Breaker and Auxiliary Configurations
- Standard Tie Breaker and Auxiliary Configurations
- Figure 5-16: Typical Main-Tie-Main Example with Eight Feeder Breakers
- SECTION 6. Standard SecoGear Construction, Features, and Installation
- Visual Breaker Position Indication
- Safety Interlocks
- Safety Key Lock Provisions
- Padlock for Open/Close Pushbutton (Optional)
- Wiring
- Ground Bus
- Identification of Breakers and Equipment
- Installation Information
- Anchoring Details
- Figure 6-31: SecoGear Primary Indoor Anchoring Method
- SECTION 7. Ground and Test Device
SecoGear
Table of contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Introduction
- Maintenance
- Receiving, Handling, and Storage
- Forklifts
- Storage
- SecoGear Construction
- Fixed Primary Disconnect Contacts
- Automatic Shutters
- Current Transformers
- Auxiliary Compartments
- Manually Operated Ground and Test Device
- Primary Disconnects
- Lift Truck
- Installation
- Assembling Shipping Sections
- Bolting Sections Together
- Attach Trim Covers
- Figure 4-10: Tape Bus Bars
- Figure 4-12: Tape Bus Connection Joint
- Figure 4-14: Tape Tee Connection Joint
- Bus Bar Installation
- Figure 4-20: Main Bus Connection – Rear View
- Figure 4-21: Main Bus Connection – Plan (Top) View
- Recommended Torque Values
- Cable Access Panels
- Circuit Breaker Installation/Removal
- Compartment
- B. Insert Circuit Breaker into Switchgear Compartment
- Figure 5-14: Operation Handle
- Figure 5-19: Rotate Interlock Pin Counterclockwise to Unlock the Latch Handle
- Removing the Circuit Breaker
- Racking the Circuit Breaker to Disconnected/Test Position
- Testing and Inspection
- Circuit Breaker Operation
- Energizing the Switchgear
- Lubrication
- Main Bus Compartment
- Replacing Current Transformers (CTs)
- Overall Switchgear
- Door Padlock Provision
- Key Interlocks (Optional)
- Paint Refinishing
- Repair and Replacement
- Notes
SecoGear
Table of contents
- Table Of Contents
- Table Of Contents
- General
- operating conditions
- handling and storage
- Installation of Switchgear
- Technical Specification
- Technical specification for Earthing switch Table 4
- Padlock (Optional)
- Enclosure design and equipment
- Switchgear Structure
- cable connections
- Operations and trouble shooting
- Rack Circuit Breaker out from Service Position to Test / Disconnected Position
- Circuit Breaker
- Interlocking of the Switchgear
- Inspection and Maintenance
- Diagnosis and Trouble Shooting for Malfunction During Operations
- Service
- performance test
- Major Repairs and Examples
- Inspection and replacement of the fixed contact and spout bushing
- Inspection and replacement of the shutter mechanism
- Replacing the current transformer
- Inspection and replacement of the surge arrester
- Main Busbar
- spare parts
- north america
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