Siemens L-828 Manuale Utente
L-828 CCRs LC-Type (4, 7.5, and 10 kW/6.6 A/60 Hz)
Table of Contents
2002 Siemens Airfield Solutions, Incorporated
96A0104B
Page iii
All rights reserved
Issued 6/02
Record of Changes ................................................................................................................................................ii
Table of Contents .................................................................................................................................................iii
Warranties ...........................................................................................................................................................vi
Section 1 Safety............................................................................ 1-1
1. Introduction ............................................................................. 1-1
2. Safety Symbols ......................................................................... 1-1
3. Qualified Personnel .................................................................. 1-2
4. Intended Use ............................................................................ 1-3
5. Installation ............................................................................... 1-3
6. Operation................................................................................. 1-4
6. Operation................................................................................. 1-4
7. Action in the Event of a System or Component Malfunction....... 1-5
8. Maintenance and Repair ........................................................... 1-5
Section 2 Description.................................................................... 2-1
1. Introduction ............................................................................. 2-1
2. L-828 CCR Monitoring Options.................................................. 2-2
Optional Scanning Monitor Interface...................................... 2-2
Optional Scanning Monitor Ready .......................................... 2-2
3. Indicators ................................................................................. 2-3
4. Theory of Operation ................................................................. 2-4
Introduction .......................................................................... 2-4
Silicon Control Rectifiers (SCRs).............................................. 2-4
Contactor .............................................................................. 2-5
Transformers ......................................................................... 2-5
5. 60 Hz LC-Type L-828 CCRs (4-10 kW/6.6 A):
Required Equipment .......................................................... 2-5
6. Input Power Breaker Sizing ....................................................... 2-6
7. Specifications ........................................................................... 2-6
Ratings .................................................................................. 2-6
Style...................................................................................... 2-7
Power Factor ......................................................................... 2-7
Efficiency............................................................................... 2-7
Reactive Loading.................................................................... 2-7
Resistive Loading ................................................................... 2-7
Regulation............................................................................. 2-8
Environmental Operating Conditions...................................... 2-8
Protection Devices ................................................................. 2-8
Maximum Safe Overload........................................................ 2-9
Input Voltages ....................................................................... 2-9
Built-In True RMS-Reading Ammeter....................................... 2-9
Built-In True RMS-Reading Ammeter....................................... 2-9
Input Wire Size....................................................................... 2-9
Temperature Rise................................................................... 2-9
Weight ................................................................................ 2-10
CCR Dimensions................................................................... 2-10
Table of Contents
Safety
Description