VLT Soft Starter MCD 600 at a glance: Mains voltage range 3 x 200-525 VAC (T5) 3 x 380-690 VAC (T7) Current range and enclosure IP20: 20-129 A (nominal) IP00: 144-579 A (nominal) Utilization categories AC53b 3.0 10:350 AC53b 3.5 15:345 AC53b 4.0 10:350 AC53b 4.0 20:340 AC53b 5.0 5:350