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Study Of Protection Devices For Safety And Continuity Of Electric Power Vocational Training Equipment Electrical Engineering Training Equipment

Item No.: SCE-1
SCE-1 Study Of Protection Devices For Safety And Continuity Of Electric Power Vocational Training Equipment Electrical Engineering Training Equipment
Description
SCE-1 Study Of Protection Devices For Safety And Continuity Of Electric Power Vocational Training Equipment Electrical Engineering Training Equipment

This panel can be used by teachers for their lessons and by students for an easy learning and testing on actual protection electric devices that ensure the safety of both people and system, besides the continuity and quality of electric power to power consuming devices.
TRAINING PROGRAM:
This panel includes some innovatory electric devices for the protection of people and of installations against the effects of electric current that ensure continuity of power availability, besides safety of people. The field of application of these devices includes both civil installations and those of business and/or production (craft-industrial) sectors.
Main topics dealt with:
• Protection by earthing
• Protection by differential circuit breaker, automatic reset
• Protection by differential circuit breaker, emergency stop in
 positive safety
• Protection by differential circuit breaker, double sensitivity
• Switch for reducing electric fields (bio switch)
• Coordination of antijamming protection devices (overvoltage limiter, SPD) at several levels
• Uninterruptible Power Supply (UPS) for single-phase lines
These devices can be used and studied one by one, or in coordination with each other.

TECHNICAL SPECIFICATIONS:
Framework is made of sheet steel chemically treated and painted with several coats of epoxy varnish; its base is provided with rubber feet and it can be positioned on a
working top.
All the necessary electric components for the correct power supply of circuits are included in the panel.
Main components installed:
• 1 differential circuit breaker; Idn = 30 mA; type A; with devices of automatic reset
• 1 magnetothermal differential circuit breaker; In = 1 A; curve [C]; Idn = 0.3 A; type AC; with emergency stop circuit in positive safety
• 1 power line of 230 Vac -1 A for powering auxiliary devices
• 1 magnetothermal differential circuit breaker of double sensitivity; In = 10 A; curve [C]; Idn = 30/200 mA; type AC
• 1 switch for reducing electric fields (bio switch)
• 3 antijamming protection devices (overvoltage limiters, SPD with current of 15 – 40 – 65 kA)
• 1 Uninterruptible Power Supply (UPS) for single-phase with output rated current of 500 VA at 230 V
• 1 single-phase isolation transformer of 230 / 230 V 500 VA
• 1 simulator of user earth resistance of 1, 2, 20, 200 Ω
• 1 simulator of earth fault adjustable between 5 and 35 mA
• 1 simulator of earth fault adjustable between 100 and 300 mA
Dimensions of demonstration panel: 800 x 600 mm
Dimensions of framework: 840 x 450 x 680 mm
Net weight: 40 kg
Supply with 
THEORETICAL – EXPERIMENTAL HANDBOOK