‹ Electrical Connection „ Wiring the Inverter DC reactor to improve input power factor (optional) Braking resistor unit (optional) Main Contactor Short-circuit bar T B2 B1 1 2 3-phase power 380 to 480 V 50/60 Hz L1 Fuses R/L1 U/T1 L3 L2 T/L3 S/L2 W/T3 V/T2 M PE Varispeed F7 Forward Run / Stop Reverse Run / Stop S1 S2 MA MB Fault relay output 250 VAC, 1 A max. 30 VDC, 1 A max. External Fault Fault reset S3 S4 MC Multi-function digital inputs [Factory setting] Multi-step speed setting 1 S5 S6 M2 M1 Relay output 1 [Default: Running] Multi-step speed setting 2 Jog frequency selection S7 M3 M4 Relay output 2 [Default: Zero speed] Multi-function digital output 250 VAC, 1 A max. 30 VDC, 1 A max.
SN SC M5 Relay output 3 [Default: Frequency agree 1] SP 24 V M6 E(G) Shield terminal 2CN Analog input setting adjustment RP Pulse train input [Default: Frequency reference input] 0 to 32 kHz 2 k Ω +V Analog input power supply 15 V, 20 mA PG Option Card 0 to 10 V 2 k Ω A1 Analog input 1: Master frequency reference 0 to 10 V (20 k Ω) Multi-function analog input 2 [Default: Frequency bias 4 to 20 mA (20 k Ω)] 4 to 20 mA P P A2 AC -V Analog input power supply -15 V, 20 mA 0 V E(G) Shield terminal Input Option Card 2CN MP Pulse train output 0 to 32 kHz (2.20 k Ω) [Default:
Output frequency] AC Adjustment, 20 k Ω Terminating resistance FM + FM - Multi-function analog output 1 (-10 to +10 V, 2 mA / 4 to 20 mA) [Default: Output frequency, 0 to 10 V) 4 to 20 mA (20 k Ω)] R+ Adjustment, 20 k Ω MEMOBUS communication RS-485/422 P P S+ R- AM + AM - Multi-function analog output 2 (-10 to +10 V, 2 mA / 4 to 20 mA) [Default: Output current, 0 to 10 V) 4 to 20 mA (20 k Ω)] S- IG AC Shielded wires Twisted-pair shielded wires P Fig 4 Wiring Diagram EN-8 Line Filter