EC/ECS

14Analysentechnik mit System8.2 ELECTRICAL CONNECTIONSWARNING!WHEN CONNECTING THE EQUIPMENT, PLEASE ENSURETHAT THE SUPPLY VOLTAGE IS IDENTICAL WITH THEINFORMATION PROVIDED ON THE MODEL TYPE PLATE.NOTE!Attention must be paid to the requirements of IEC 364 (DIN VDE 0100) whensetting high-power electrical units with nominal voltages of up to 1000 V, togetherwith the associated standards and stipulations.Check the details on the type plate to ensure that the equipment is connected upto the correct mains voltage.The main circuit must be equipped with a fuse of 10A T (over current protection);for electrical details see technical data.Figure 4 shows the electrical connections at the plastic housing behind the front panel of the EC/ECScasing (Fig. 2).EC automaticcontrol electronicsSupplymain181920LNPEStatus alarmNC MCNO NCMCNO27 28 29 30 31 32Clamp connection X0 (from model nos. 96...)ECSECto PG 13,5 to PG 13,5Figure 4 Electrical socketsPower supply : 230V/50Hz or 115V/60Hz (see type plate)Status alarm : two potential free changeover contactsContact rating : 250V AC, 2A, 500VA or250V DC, 2A, 50WThe power connector is on the front panel of the EC automatic control board. This is within the plastichousing, behind the removable front panel of the cooler unit. The pin arrangement of the powerconnector is as shown below (Fig. 7):Terminal 18 19 20EC automatic control boardConnection L N PEOperating Instructions 3-4.1-ME 9501 - Electric Gas Cooler EC/ECSSubject to technical modifications.© M&C May 2002 Reproduction of this document or its content is not allowed without permission from M&C.