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SRF N-Series Surge

Reduction Filters

Installation and Operating Instructions

Содержание ERICO 5RF363N

Страница 1: ...nVent com ERICO 1 SRF N Series Surge Reduction Filters Installation and Operating Instructions...

Страница 2: ...RODUCTION 3 2 WARNING 3 3 INSTALLATION CAUTIONS 4 4 IDENTIFY THE DISTRIBUTION SYSTEM 5 5 MOUNTING THE SRF 8 6 OPTIMISING PERFORMANCE 9 7 SERVICING AND TROUBLESHOOTING 16 8 BACKPLANE MODELS 18 9 SCHEMA...

Страница 3: ...US VOLTAGES EXIST WITHIN THE SRF ENCLOSURE THIS UNIT SHOULD BE INSTALLED SERVICED ONLY BY QUALIFIED PERSONNEL AND IN ACCORDANCE WITH RELEVANT NATIONAL ELECTRICAL SAFETY CODES ALL INSTRUCTIONS MUST BE...

Страница 4: ...oltages causing problems such as excessive heat build up Because the harmonic waveforms contain higher order frequencies capacitive leakage currents may increase to above prescribed limits and shorten...

Страница 5: ...from the load equipment or sub distribution point back to the point of entry and perhaps to the supply transformer the type of distribution system should be identifiable with the aid of the following...

Страница 6: ...o this PE conductor Figure 4 TN C S system In this system a separate neutral and protective earth functions combine in a single PEN conductor This system is also known as a Multiple Earthed MEN system...

Страница 7: ...om country to country it is important to ensure that the installation complies with all regulations applicable to the location Please seek further assistance if uncertain Regulations differ between co...

Страница 8: ...abling and upstream over current protection requirements and all instructions provided in this manual should be taken into consideration before mounting the SRF To preserve the IP rating SRF units fro...

Страница 9: ...on the external side surface of the enclosure The cabling and earth wires connected to the filter input should always be run separately with a minimum clearance of 300mm between them and all other cab...

Страница 10: ...lock 25 to 120 mm2 19 N m Backplane Stud 1 x M8 8 5 N m 500A Stud Terminal Block 1 x M10 30 N m Backplane Stud 1 x M10 17 N m 800A Stud Terminal Block 2 x M10 30 N m Backplane Stud 1 x M10 17 N m SING...

Страница 11: ...nVent com ERICO 11 SRF163N SRF3500N 2X CABLE TIE HOLES ON BACK PLANE TO FASTEN EARTH CABLE IN POSITION OUTPUT INPUT 6 2 CABLING Figure 9 Typical earth cabling Installation and Operating Instructions...

Страница 12: ...one A similar scenario exists where the output of the SRF is fed to an electrically noisy load Any transients developed by this load may also be fed to other equipment connected to the same supply Ele...

Страница 13: ...by the earthing system to which it is connected A low impedance route to the earth is required less than 10 This can be achieved by ensuring that the earth electrode system at the site presents a low...

Страница 14: ...away from the input circuit and any other current carrying conductors Alarm contact ratings 5A 250VAC 54 30 VDC 4kV Isolation See section 7 Servicing and Trouble Shooting for further information Unde...

Страница 15: ...provide a separate earth electrode for the SRF subject to compliance with relevant wiring regulations particularly where the filter is to be installed on a sub circuit some distance from the existing...

Страница 16: ...fuse should be obtained from nVent as soon as possible Note that the N E Spark Gap does not have an LED SECONDARY UNITS The Secondary Units are blue in colour and contain the secondary shunt diverter...

Страница 17: ...UNIT PHASE 1 SRFSUAC UNIT SRF3500N SECONDARY UNIT FUSES N E SPARK GAP PHASE 1 SPARK GAP SECONDARY UNIT FUSE SRF163N GREEN STATUS INDICATING LED DIVERTER MODULE STATUS INDICATING FLAG ALARM CONTACTS O...

Страница 18: ...model number These units are supplied without the proprietary enclosure and are intended to be mounted in a customer s provided switchboard SINGLE PHASE SRF MODELS FUSE SECONDARY UNIT SG PRIMARY DIVE...

Страница 19: ...the top surface and the outputs on the bottom surface See Section 6 2 Cabling SRF Model Enclosure Size mm Mounting mm W H D X1 X2 Y1 Y2 Fastener Diameter Weight Kg SRF163N 400 300 200 360 470 260 370...

Страница 20: ...ctive Lightning Protection System nVent ERICO SYSTEM 2000 Conventional Lightning Protection System 6 Protect Low Voltage Data Telecommunications Circuits 1 4 2 5 3 6 Capture the Lightning Strike Prote...