Parameters Brand: Emerson (Emerson Network Power) Model: TD3100-4T0110E Series: TD3100 Elevator Control Drive Product Type: AC Variable Frequency Drive (VFD) for Elevators Power Rating: 11 kW (15 HP) Input Voltage: 3-phase 380-480V AC ±10% Input Frequency: 50/60 Hz ±5% Output Voltage: 0-380/480V AC (proportional to input) Output Current: 25 A (typical at 380V) Control Mode: Closed Loop Vector Control (with encoder feedback) Overload Capacity: 150% for 60 seconds, 180% for 30 seconds Frequency Range: 0-400 Hz Starting Torque: 180% at 0 Hz (for smooth start from standstill) Speed Control Accuracy: ±0.05% (with encoder) Elevator-Specific Functions: S-curve acceleration/deceleration for passenger comfort Direct stop control for accurate floor leveling Pre-torque control for anti-slip at start Emergency power operation mode Rescue operation (automatic leveling on power failure) Floor learning function Door zone control Inspection mode (slow speed operation) Digital Inputs: Multiple programmable inputs for elevator signals Digital Outputs: Relay outputs for brake control, contactors, alarms Encoder Interface: Standard for closed-loop control Communication: Modbus RTU (standard), optional fieldbus Braking: Built-in braking transistor (external resistor required) Protection Features: Overcurrent protection Overvoltage protection Undervoltage protection Overtemperature protection Motor overload protection Short circuit protection Ground fault protection Phase loss protection Protection Rating: IP20 (for enclosure mounting in control panel) Cooling: Forced air cooling with internal fan Ambient Temperature: -10°C to 40°C (14°F to 104°F) Mounting: Panel mount Certifications: CE, RoHS