Monitoring Relays. Current Monitoring A A DIN. Comat products comply with different international standards and are certified accordingly.

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Madeleine Lawrence
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1 Monioring elays Curren Monioring DI Coma producs comply wih differen inernaion sandas and are cerified accoingly.

2 Curren Monioring elays EOC- EUC-B JUST LOOP IT LOD Seing ranges x x 3x 4x 5x -05 0,5-6 0,5-3 0,7-0,3-,5 0,-, -30,5-30,5-5 0,83-0 0,6-7,5 0, ,5-30,7-0,5-5 - EOC- EUC-B O O / or = FIL L(+) UB EOC- / EUC-B SCHÜTZ COTCTO The EOC- and he EUC-B monior overcurren and undercurren on C power circuis. One or wo curren pahs can be moniored direcly up o 60(75), by means of he inegraed curren loop ransformers. The adjusable arm delay ( O) and he auomaic arm reseing ( ) permi univers usage in moor and ransformer proecion sysems, monioring of elecric heaing elemens and in he conrol of pumps, venilaion sysems, sucion and feed devices. The nomin monioring range in he 3 ypes -05/-30/-60 can be ered by muliple looping of he conducor (see schedule above). supply L arm larm delay O ese ime Daa a Tamb. = 0 C 0,3-30s 0,5-50s Swiching curren/volage Swich raing Mechanic swiching cycles 3 50V 750V/...90W 0x0 6 Volage olerance C/UC Power consumpion mbien emperaure 0,8-,/,5 U 3(5)V /W C Oer-r. Over curren relay Under curren relay C 50/60Hz EOC--... / C30V EOC--... / C5V EUC-B-... / C30V EUC-B-... / C5V UC (C/DC) EOC--... / UC4V EUC-B-... / UC4V

3 Curren Monioring elays EC-3D L L L3 Seing ranges x x 3x 4x 5x -05 0,5-6,5 0,5-3, 0,7-, 0,3-,63 0,-, ,5-38,7-5,5-8,8-5 0 U supply O L or L or L3 O L+L+L3 off 0 Phase sequence error L UB (+) arm EC-3D or or 3 = FIL The EC-3D is for monioring overcurren and undercurren on C power circuis. Three curren pahs of up o 60(75) can be moniored direcly by means of he ine-graed curren loop ransformers. The adjusable arm delay ( O) and he auomaic arm reseing ( ) permi univers usage in auomaion and proecion echniques. The se vues are displad auomaicly by seing he respecive parameers. Triggered fauls remain sored and displad unil rese. + L (L) (L) (L3) larm delay O ese ime Daa a Tamb. = 0 C 0,3-30s,0-0s / Swiching curren/volage Swich raing Mechanic swiching cycles 3 50V 750V/...90W 0x0 6 Volage olerance C/UC Power consumpion mbien emperaure 0,8-,/,5 U 3(5)V /,5W C Oer-r. Curren monioring relays UC (C/DC) EC-3D-... / UC0-40V EC-3D-... / UC4V

4 Curren Transformers SCT-35-50/5-00/5-50/5-500/5 SCT-35 Curren ransformers of he SCT-35 series ransform high C currens ino proporion secondary curren in he raio 0: (ype -50) up o 00: (ype -500). Wih accuracy class, coupled wih a large power reserve (P:,5V) and high overload capaciy up o 50%, he SCT-35 is he ide ransformer for gener applicaions and for he use wih Coma monioring relays..,..b,..3d. Power ccuracy Frequence range Operaing volage Overload mbien emperaure,5v Class 50/60Hz 70V x,5 (Class,5) C 50 4, k BEF K 35 ø Direc mouning FO M4 Oer-r. UC (C/DC) ) SCT / 5 ) Oher primary currens on reques

5 DC Curren Monior CT5 (00m) CT55 () CT56 (6) Socke CB0 elay C3/DC4V Type CT5./DC4V Module CT5/DC4V supply MX + CT5,55,56 Economy DC Curren Monioring elay wih 3 win changeover conacs. Wihou exern shun up o 6. 4 funcions can be seleced: - Overcurren/undercurren monioring wih adjusable hyseresis or range moniors (IT or EXT). - djusable arm delay. - LED display for error and. Conac inspecion window a he op. Manu safey operaion L in DC4V CT B + Volage drop (-) CT5 : 300mV CT55 : 00mV CT56 : 00mV MI IT EXT larm delay ese ime Swiching curren/volage Swich raing Mechanic swiching cycles Volage olerance Power consumpion mbien emperaure Daa a Tamb. = 0 C 0,/0,5/s 00ms 6 50V 500V/...00W 00 x0 6 0,8 -,U 0,5W C arm Oer no. ange max 0-00m 300m % CT5./DC4V CT55./DC4V CT56./DC4V ccessories Socke CB0 Type o. = Module + elay (FS-C, HF-3 incl.) Socke and ccessories: Page 97

6 Curren Monioring C or DC CUEBI L C30V 50/60Hz Pv 4V (+) U 5 9 Inpu 5-9 C 0,...0 DC 0,...0 Imax.5 i 5m V Funcions CUEBI0-0 Hys Up Supply Up M Monioring elay for C or DC currens ranging from 0, up o 0 wih sar-up delay. LCD display for he measured vue and he parameer seing. LED indicaion for he arm saus. Snap on o DI-rail TS35 conform DI (43880). Hys Lo Lo Supply Hys Up/Lo Supply arm M Up Lo M Monioring range Hyseresis Inpu resisance i Display/ccuracy larm delay ime Sar-up delay Swiching curren/volage Swiching power C Oupu conac Daa a Tamb. = 0 C C/DC 0, % 5m xx,x/% ±digi 0,...s 0,...0s 8 50V C 000V /...40W x u, gi Operaion volage C50/60Hz Power consumpion Pmax Isolaion Temperaure: operaing / sorage C30V +0%; -5% 50/60Hz 4,5V/,5W 3kVrms /min C/ C Oer-r. 50/60Hz CUEBI0-0/C30V

7 ! Kühn Conrols G oes: You wan more informaion abou his produc, please cl us: el: +49 (0) or send us a fax: +49 (0) , or ses@kuehn-conrols.de or visi our Websie:

Electronic step-on step-off relays SR-2

Electronic step-on step-off relays SR-2 Elecronic sep-on sep-off relays - 7 7 7-0min z A 0Va / WI MADE BY COMAT 0 z A 0Va -K / WI MADE BY COMAT 0 Elecronic sep-on sep-off relays ype - wih he following characerisics: Plug in sep-on sep-off relay