Siemens SIRIUS 3RW30 Soft Starter from Japan
Siemens SIRIUS 3RW30 is a solid-state soft starter for three-phase AC motors up to 30HP, providing smooth acceleration and deceleration to reduce mechanical stress. It uses thyristors for voltage ramp-up control and includes motor protection features. Falls under HTS 8536.50.40.00 as a motor starter operating at voltages ≤1,000V.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document thyristor-based operation and IP protection rating to distinguish from VFDs (8504.40)
• Include test certificates showing operation under 1,000V to prevent reclassification