ST750
G
ENERAL
H
ANDBOOK
667/HB/33750/000
Page 7
Issue 6
TABLE OF CONTENTS
1. INTRODUCTION .......................................................................................................................... 11
1.1 PURPOSE OF THIS HANDBOOK .............................................................................................. 11
1.2 CONTACT US ............................................................................................................................ 11
1.3 REFERENCE DOCUMENTS ...................................................................................................... 11
1.3.1 NON-ESSENTIAL DOCUMENTS
– INTERSECTION DESIGN............................................ 11
1.3.2 ESSENTIAL DOCUMENTS
– CONTROLLER ..................................................................... 11
1.3.3 ESSENTIAL DOCUMENTS
– CABLING .............................................................................. 12
1.3.4 ESSENTIAL DOCUMENTS
– ANCILLARY EQUIPMENT .................................................... 12
1.4 PRE-REQUISITES ..................................................................................................................... 12
1.4.1 QUALIFICATIONS .............................................................................................................. 12
1.4.2 REQUIRED TOOLS ............................................................................................................ 13
1.5 DEFINITIONS ............................................................................................................................ 13
1.6 ABBREVIATIONS ...................................................................................................................... 14
2. SPECIFICATION.......................................................................................................................... 16
2.1 EQUIPMENT INTRODUCTION .................................................................................................. 16
2.1.1 SINGLE PEDESTRIAN CONTROLLER ............................................................................... 17
2.1.2 DUAL PEDESTRIAN CONTROLLER .................................................................................. 17
2.1.3 SMALL NON-UK CONTROLLER ......................................................................................... 17
2.1.4 CONTROLLER EXPANSION .............................................................................................. 17
2.1.5 TYPES OF PEDESTRIAN CONTROLLER .......................................................................... 18
2.1.6 DIFFERENCES BETWEEN THE ST750 AND THE ST700 .................................................. 18
2.1.7 SPARES COMPATIBILITY BETWEEN THE ST750 AND ST700 ........................................ 20
2.2 BASIC SYSTEM OVERVIEW ..................................................................................................... 20
2.3 MAINS SUPPLY ......................................................................................................................... 21
2.3.1 ELECTRICAL NOISE .......................................................................................................... 22
2.4 DETERMINATION OF LOADING AND POWER CONSUMPTION ............................................. 22
2.4.1 ST750 SUPPLY REQUIREMENTS ..................................................................................... 23
2.4.2 LAMP DRIVE CAPABILITY ................................................................................................. 23
2.4.3 CALCULATION OF AVERAGE SIGNAL LAMP POWER ..................................................... 25
2.4.4 INTERSECTION’S POWER REQUIREMENTS FOR RUNNING COSTS ESTIMATE.......... 25
2.4.5 CONNECTION TO UN-METERED SUPPLIES (UMS) ......................................................... 26
2.4.6 DETECTOR POWER SUPPLIES ........................................................................................ 27
2.4.7 AUDIBLE AND TACTILE SUPPLIES ................................................................................... 27
2.5 PHASES..................................................................................................................................... 28
2.6 STAGES .................................................................................................................................... 28
2.7 TIMINGS .................................................................................................................................... 28
2.7.1 TOLERANCE ...................................................................................................................... 29
2.8 MASTER TIME CLOCK AND CLF SUMMARY ........................................................................... 29
2.9 MODES OF OPERATION .......................................................................................................... 30
2.10 CABINET CHARACTERISTICS ................................................................................................ 31
2.11 ENVIRONMENTAL ................................................................................................................... 31
2.11.1 TEMPERATURE ............................................................................................................... 31
2.11.2 ATMOSPHERIC ................................................................................................................ 32
2.11.3 HUMIDITY ......................................................................................................................... 32
3. PEDESTRIAN FACILITIES .......................................................................................................... 33
3.1 TYPES OF PEDESTRIAN CROSSINGS .................................................................................... 33
3.1.1 PELICAN CROSSING ......................................................................................................... 33
3.1.2 NEAR SIDED PEDESTRIAN CROSSING ........................................................................... 33
3.1.3 FAR SIDED PEDESTRIAN CROSSING .............................................................................. 34
3.1.4 ON-CROSSING DETECTORS ............................................................................................ 35
3.2 PEDESTRIAN MODES OF OPERATION ................................................................................... 36
3.2.1 FIXED VEHICLE PERIOD ................................................................................................... 36
3.2.2 VEHICLE ACTUATED ......................................................................................................... 36
3.2.3 VEHICLE ACTUATED WITH PRE-TIMED MAXIMUM (PTM) .............................................. 37
3.2.4 LINKED OPERATION ......................................................................................................... 37