SS · SOFT STARTERS
Start with line voltage, motor current, load type and starting duty.
The 2026 source data distinguishes online soft starters from bypass-based designs and provides separate cabinet solutions for one-motor and multi-motor systems.
Soft-starter families
Choose the architecture before choosing the power size.
NJR5-ZX · ONLINE
NJR5-ZX Online Soft Starter
15–1000 A family with 220, 380, 460, 575 and 690 V main-circuit versions.
2026 current/power tables indexedOpen data →NJR2-D · BYPASSNJR2-D Soft Starter
380 V family from 7.5 to 500 kW that requires an external bypass contactor.
Bypass requirement verifiedOpen data →NJR2-G · CABINETNJR2-G Soft Starter Cabinets
One-to-one, one-to-multiple and duty/standby cabinet architectures.
Cabinet source pages indexedOpen data →NJR5-G · ONLINE CABINETNJR5-G Online Soft Starter Cabinet
One-to-one online cabinet solution, 380 V and 7.5–500 kW.
2026 cabinet range verifiedOpen data →Application checks
A soft starter is selected by the actual load, not motor kW alone.
- Motor nameplate current and line voltage
- Load type: pump, fan, compressor, crusher, mill or other high-inertia load
- Required starting current limit and acceleration time
- Starts per hour and thermal duty
- Online versus bypass architecture and enclosure cooling