Jands HP12 Technical Manual

Equipment Description iii
Revision 2 - 26 April, 2000 HP SERIES DIMMER TECHNICAL MANUAL
Table of Contents
Table of Contents
1.0 Introduction
1.1 Mains supply wiring............................................................................................ 1-1
1.2 Phase failure........................................................................................................ 1-2
1.3 Circuit breakers................................................................................................... 1-2
1.3.1 Overloads and Inrush................................................................................1-3
1.3.2 Short Circuits............................................................................................ 1-3
1.4 Outdoor Systems................................................................................................. 1-3
2.0 Equipment Description
2.1 Front panel layout ............................................................................................... 2-1
3.0 Circuit Descriptions
3.1 Mains and Low Voltage power supplies.............................................................. 3-1
3.1.1 Mains Circuit Wiring:................................................................................ 3-1
3.1.2 Mains Radio Frequency Suppression......................................................... 3-2
3.1.3 Neutral - Earth Voltage Detection............................................................. 3-2
3.1.4 Low Voltage Transformers....................................................................... 3-3
3.1.5 Control Tone Rejection.............................................................................3-3
3.1.6 Low Voltage DC Supplies ........................................................................ 3-3
3.1.7 Fan Control............................................................................................... 3-4
3.2 Phase control ...................................................................................................... 3-4
3.3 SCRs and triggering circuits................................................................................ 3-4
3.4 Output chokes and filtering ................................................................................. 3-6

Jands HP12 Specifications

General

Brand	Jands
Model	HP12
Category	Dimmer
Language	English