Jntech JNP Series - Page 7

VII
5.2 INSTALL ATION DIRECTION .......................................................................... 26
5.3 INSTALL ATION OF INVERTER ....................................................................... 27
6 ELECTRIC AL CONNECTION...................................................................... 31
6.1 CONNECTING TERMINALS OF INVERTER ......................................................... 32
6.2 SCHEMATIC DIAGRAM OF ELECTRIC AL CONNECTION ......................................... 33
6.3 CABLE SELECTION ................................................................................... 34
6.4 ELECTRICAL CONNECTION ON AC INPUT SIDE .................................................. 34
6.5 DC INPU T SIDE ELECTRIC AL CONNECTION ....................................................... 37
6.7 WATER LEVEL SENSOR CONNECTION ............................................................ 42
6.7.1 Water level sensor interface define ............................................... 43
6.7.2 Water level sensor connection ....................................................... 44
6.8 COMMUNICATION CONNECTION .................................................................. 47
6.8.1 RS485 Communication .................................................................. 47
6.8.2 GPRS Communication .................................................................... 49
6.9 DISASSEMBLING...................................................................................... 49
6.9.1Safety Instruction .......................................................................... 49
6.9.2 Mounting and dismounting of cover panel ..................................... 49
7 COMMISSIONING ................................................................................. 51
7.1 VERIFY BEFORE COMMISSIONING ................................................................ 51
7.2 INVERTER COM MISSIONING ....................................................................... 51
7.3 STOP FREQUENCY SETTING ........................................................................ 53
8 LCD PANEL OPERATING INSTRUCTIONS ................................................... 55
8.1 INVERTER LCD DISPL AY ............................................................................ 55
8.1.1 LED Indicator Direction ................................................................. 55
8.1.2 Description of Buttons .................................................................. 56