Siemens UL 1066 Manuals

Siemens UL 1066 Manuals

Manuals and User Guides for Siemens UL 1066. We have 1 Siemens UL 1066 manual available for free PDF download: Operating Instructions Manual

Siemens UL 1066 Operating Instructions Manual

Siemens UL 1066 Operating Instructions Manual (334 pages)

Low Voltage Power Circuit Breaker

Brand: Siemens | Category: Circuit breakers | Size: 26.2 MB

Table of Contents

Table of Contents
3
1 Overview

6
- Circuit Breaker
  6
- Cradle
  7
2 Labels

8
- Circuit Breaker Frame Type Label
  8
- Type Label Circuit Breaker Frame
  8
- Frame Designation
  9
- Trip Unit Designation
  9
- Rating Plug Label
  10
- Cradle Type Label
  10
3 Standard Specifications

11
4 Packing and Lifting

12
- Unpacking
  12
- Weights
  12
- Lifting with a Crane
  13
- Lifting with a Lifting Bar Assembly
  14
5 Installation

17
- Mounting
  18
- Connecting the Main Conductors
  22
  - Application and Configuration of Fused Circuit Breakers
    24
- Secondary Wiring
  26
  - Breaker Secondary Disconnect
    27
  - Cradle Secondary Disconnect Block
    28
  - Secondary Disconnect Terminal Blocks
    29
  - Wiring in Cradle
    30
  - Catalog Numbers
    31
6 Commissioning

32
7 Frame Sizes / Dimension Drawings

52
8 Circuit Diagrams

72
9 Electronic Components

81
- Trip Units
  81
  - Overview of Function
    81
  - Trip Unit ETU745
    82
  - Trip Unit ETU748
    86
  - Trip Unit ETU776
    88
  - Indicators
    90
  - Protective Functions
    92
  - ETU Displays
    98
  - Rating Plug
    124
  - Ground-Fault Protection Modules
    125
  - Replace the Trip Unit
    129
  - Internal Trip Unit Self-Test On the Overcurrent Tripping Function
    131
  - Sealing and Locking Device
    133
- Cubiclebus Modules
  134
  - System Architecture
    134
  - Internal Modules
    135
  - External Cubliclebus Modules
    158
  - External Sensor for Neutral Conductor
    171
- External Voltage Supply
  172
- Breaker Data Adapter
  173
  - Application
    173
  - View
    173
  - Indicators
    173
  - Connection Versions
    173
  - Voltage Supply
    176
  - Catalog Numbers
    176
- Handheld Test Device
  177
  - View
    177
  - Preparations
    177
  - Connecting
    178
  - Voltage Supply
    178
  - Operation
    178
  - Finishing
    181
  - Catalog Numbers
    181
10 Reset the Reclosing Lockout and the Bell Alarm

182
11 Shunt Trip / Closing Coil / Undervoltage Release

189
12 Auxiliary and Control Switches

198
13 Motor-Operated Mechanism

212
14 Indicators and Operating Elements

216
- Limiting Access to OPEN/CLOSE Buttons
  216
- EMERGENCY OPEN Button
  218
- Operations Counter
  219
15 Locking Devices

220
- Key Locks
  220
  - Breaker Mounted Key Lock
    221
  - Cradle Mounted Key Lock
    223
  - Installing Racking Handle Key Lock
    230
  - Installing a Bell Alarm Cover Key Lock
    234
- Padlocking Provisions
  235
16 Sealing Covers

243
17 Mechanical Interlocks

244
18 Additional Options for the Cradle

251
- Shutter
  251
  - Field Installation
    252
  - Catalog Numbers
    258
- Truck Operated Contacts - TOC (Cradle Accessory)
  259
19 Mechanical Circuit Breaker Interlocking

262
- Configurations
  262
- Installing Interlocking Module
  269
  - Installing Intermediate Shaft and Coupling
    269
  - Fitting Interlocking Module
    272
  - Mounting the Bowden Cables
    273
  - Function Check
    275
20 Arc Chute Covers

276
- Field Installation
  276
- Catalog Numbers
  278
21 Door Sealing Frame

279
22 Plexiglas Breaker Cover

281
23 Maintenance

283
- Preparation for Maintenance
  284
  - Opening the Circuit Breaker and Discharging the Closing Spring
    284
  - Removing the Circuit Breaker from the Cradle
    285
- Changing Front Panel
  286
  - Removing Front Panel
    286
  - Reinstalling the Front Panel
    286
- Checking Arc Chutes
  287
  - Removing Arc Chutes
    288
  - Visual Inspection
    288
  - Installing Arc Chutes
    289
  - Catalog Numbers
    290
- Inspection of Arc Chute Covers
  291
- Checking Contact Erosion
  292
- Replacing the Circuit Breaker Internal Contact Assemblies
  293
  - Removing Front Panel
    294
  - Removing Arc Chutes
    294
  - Removing Vertical Adapter
    294
  - Removing Pole Assemblies
    294
  - Installing Pole Assemblies
    299
  - Adjusting the Contact Wear Indicator
    304
  - Attaching the Vertical Adapter
    305
  - Order Numbers
    308
  - Attaching the Front Panel
    309
  - Installing the Arc Chutes
    309
  - Mechanical Function Test
    309
- Exchanging the Primary Disconnects
  310
  - Exchanging the Finger Cluster
    310
  - Catalog Numbers
    311
  - Exchanging the Stab Tip
    312
  - Catalog Numbers
    313
- Cleaning and Greasing the Circuit Breaker
  314
24 Technical Data

316
25 Abbreviations

326
26 Glossary

330
27 Index

332

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