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152 Sklopni aparati s ulošcima osigurača Switching devices with fuse-links OS, ORP, OP Tropolno sklopiva Three - pole switchable Tropolno sklopiva Three - pole switchable Jednopolno sklopiva One - pole switchable 2VLJXUDĥ UDVWDYQH SUXJH VHULMH 253 DOSTUPNE SU U ĐETIRI VELIĐINE 0REDVIĔENE SU ZA MONTAŘU NA SABIRNIĐKI SISTEM RAZMAKA MM VELIĐINA TE NA SABIRNIĐKI SISTEM RAZMAKA MM VELIĐINE +ORIŃTENJEM ADAPTERA ZA VELIĐINU MOGUĎA JE UGRADNJA NA SABIRNIĐKI SISTEM RAZMAKA MM -OGUĎNOST MONTAŘE U VERTIKALNOM I HORIZONTALNOM POLOŘAJU Fuse-switch disconnectors strip type series ORP are available in four sizes. They can be mounted on 100 mm busbar system (size 00) and 185 mm busbar system (size 1, 2, 3). Using additional adapters fuse-switch disconnector size 00 can be mounted on 185 mm busbar system. Mounting in vertical and horizontal position. %LEKTRIĐKA TRAJNOST Electrical durability 3TUPANJ ZAŃTITE POKLOPAC ZATVOREN Degree of protection (cover closed) )0 )0 )0 )0 4IP PRIKLJUĐKA Type of terminal M; V 3) 4) M; V 3) M; V 2) 3TUPANJ ZAGAĔENJA Pollution degree .AZIVNA TERMIĐKA STRUJA Conventional free air thermal current 1) I th ! .AZIVNI NAPON IZOLACIJE Rated insulation voltage U t 6 .AZIVNI PODNOSIVI UDARNI NAPON Rated withstand impulse voltage U imp K6 5VJETOVANA KRATKOSPOJNA STRUJA Rated conditional short-circuit current K! .AZIVNA FREKVENCIJA Rated frequency (Z $OPUŃTENA RADNA TEMPERATURA Permissible ambient temperature 2) • • • • ¨# 4EMPERATURA SKLADIŃTENJA Storage temperature • • • • ¨# 4EŘINA BEZ ULOŘAKA OSIGURAĐA Weight (without fuse-links) KG .AZIVNA POGONSKA STRUJA Rated operational current I e ! .AZIVNI POGONSKI NAPON Rated operational voltage !# !# U e 6 !# !# !# !# !# +ATEGORIJA UPOTREBE Utilization category !# " !# " !# " !# " !# " !# " !# " 00 1 2 3 9HOLÏLQD Size 3%2)*! SERIES 253 1) 5 SLUĐAJU MONTAŘE OSIGURAĐ RASTAVNE SKLOPKE U ORMAR POTREBNO JE KORIGIRATI TERMIĐKU STRUJU I th X FAKTOR KOREKCIJE OVISNO O BROJU UGRAĔENIH APARATA VIDI 4ABELU In case of mounting of the fuse-switch disconnector in cabinet, the thermal current should be corrected (I th x derating factor), depending on number of built apparatuses (see Table 1) 2) 5 SLUĐAJU KORIŃTENJA OSIGURAĐ RASTAVNE SKLOPKE NA TEMPERATURAMA ¨# DO ¨# TERMIĐKA STRUJA I th TREBA BITI SMANJENA ZA OD ¨# DO ¨# OD ¨# DO ¨# In case of using the fuse-switch disconnector at temperatures +40° C to +55 °C, the thermal current I th should be reduced; 5 % (from +41 °C to +45 °C); 10 % (from +46 °C to +55 °C) 3) M tip; VIJAK M12x30; ZA KABELSKU STOPICU MM ² .M M type; screw M12x30; for cable lug max 300 mm²; 30 - 35 Nm V tip; MM ² MM ² NA ZAHTJEV .M V type: 35 - 240 mm² (300 mm² on request ); 23 - 25 Nm 4) 6IDI STRANICU See page 156 "ROJ UGRAĔENIH APARATA Number of built apparatuses &AKTOR KOREKCIJE Correction factor 7DEHOD Table 1 253 253 VELI ½).! SIZE VELI ½).! SIZE 253