■ Terminal Block Specifications ● Terminal Block Position Main circuit terminal block (input side) 8k8k8k8 Communications connector Relay output terminal block S7 S8 485 ON Control circuit terminal block OPE OFF Mode Selector Main circuit terminal block (output side) Note: This illustration shows the terminal block with the front cover removed. ● Specifications of Main Circuit Terminals Upper side of the body Lower side of the body 16 Simple, Compact Inverters SYSDRIVE JX Series R/L1 S/L2 T/L3 N/- P/+2 +1 N/- P/+2 +1 U/T1 V/T2 W/T3 Terminal symbol Terminal name Function Connection example R/L1, S/L2, T/L3 Main power supply input terminal Connect the input power supply.
Motor ELB Power supply Do not remove the short-circuit bar between +1 and P/+2 when a DC reactor is not connected. U/T1, V/T2, W/T3 Inverter output terminal Connect to the motor. +1, P/+2 External DC reactor terminal Normally connected by the short-circuit bar. Remove the short- circuit bar between +1 and P/+2 when a DC reactor is connected. P/+2, N/- Regenerative braking unit connection terminal Connect optional regenerative braking units. (If a braking torque is required) Ground terminal Ground (Connect to ground to prevent electric shock and reduce noise.)