Frequency converter STV900H 18.5kW 400V IP55 crane/hoist SE STV900D18N4H-IP55 Systeme Electric

SystemeVar 900H (STV900H) frequency inverter. Rated power: 18.5 kW (G-type: overload capacity: 150% for 60s, 180% for 10s, 200% for 1s. PWM carrier frequency: 4 kHz). Rated current: 38 A (G-type). Supply voltage 3Ph 380V (-15%) ~ 440V (+10%). IP55 protection rating. Built-in DC reactor. Built-in braking chopper. Built-in EMC filter (Class C3, according to EN 61800-3). Communication protocol: Modbus RTU. Number of I/Os: 6DI, 2AI, 2DO, 2RO, 1AO. Protection rating: IP55. Board coating (Class 3C2, according to EN 60721-3-3). Ambient temperature: from -10°C to +50°C (up to +40°C without derating). Scalar control, vector control (open/closed loop). Functions for crane applications (including motor brake control functions). Works with both asynchronous and synchronous motors. 3 slots for functional expansion (possibility of using additional communication cards, I/O expansion cards, encoder cards, PLC cards, 24V DC external control circuit power supply cards). Built-in STO (Safe torque off) safety function, SIL2. Built-in switch-disconnector (for disconnecting mains power). Dimensions (DxWxH), mm: 274x279.5x522. Weight: 21 kg.