Radiant Precicom raising and lowering systems enable safe, efficient lamp-head maintenance on high-mast poles without requiring aerial platforms. Each system comprises a motorised winch, grade 6×19 IPS wire rope, IP54-rated enclosure, and integral cable limit switch, all designed for site assembly and tested to BS EN 14492.
Technical Specifications
Key Features
Manual override for power-failure scenarios
Corrosion-resistant finish for outdoor installation
Site-assembled modular design for easy logistics
Cable limit switch prevents over-travel
Tested to BS EN 14492 standard
Typical Applications
Manufacturing Process
Design & Calculation
Load calculation for pole height and lantern weight; wire rope selection per IS 2266; motor sizing
Frame Fabrication
Winch frame welded from IS2062 sections; weld inspection per IS 822; frame hot-dip galvanised
Drum & Gearbox Machining
Drum turned and grooved on CNC lathe; worm gearbox assembled and backlash checked
Motor & Brake Assembly
Geared motor fitted; electromagnetic brake set and tested; limit switch positions calibrated
Wire Rope Reeving & Load Test
6×19 IPS wire rope reeved per drawing; SWL load test with 1.5× proof load; deflection measured
Functional Test & Documentation
Full raise/lower cycle run; limit switch operation verified; test certificate and manual issued
Standards & Compliance
BS EN 14492-1
Power Driven Winches and Hoists
Design, manufacture, and testing of motorised winch units
IS 2266
Steel Wire Ropes
Wire rope selection, grade, and break load for SWL calculation
IS 2629
Hot-Dip Galvanising
Corrosion protection for outdoor-installed winch frames
IEC 60529
IP Rating Standard
IP54 enclosure protection for motor and control box
Quality Control Procedures
Frame weld inspection (visual + dye penetrant on critical joints)
Gearbox backlash and bearing preload check
Motor run-in test (no-load, 30 min)
Brake holding test at 1.25× rated load
SWL proof load test at 1.5× WLL with elongation check
Limit switch calibration — top and bottom positions
Full functional cycle test before dispatch
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