Nidec LEROY-SOMER VARMECA 30 Installation Und Wartung Seite 38

Pilot control
Speed reference
Speed regulation
Run/Stop
Forward/Reverse
Stop mode
Ramps
Protection
Power
Control
Drive reset
8
GENERAL INFORMATION
- Analogue reference (0 V or 4 mA) = Minimum speed
(10 V or 20 mA) = Maximum speed
- 0 to 10 V with integrated potentiometer (B31/32 – B33/34 option)
- 0 to 10 V with remote potentiometer
- 4 to 20 mA with external reference
- Reference with internal potentiometer
- Digital references
- Speed regulation with encoder feedback option for VMA 33 or 34 only
- Regulation of a reference with integrated PI loop
- With power supply
- With remote volt-free contact
- With local run/stop control
- With internal connection on the terminal block
- With remote volt-free contact
- With local run/stop control
- On ramps (using volt-free contact or integrated control)
- Freewheel
- With electromechanical brake
- Ramps adjustable from 0 to 600s
- Undervoltage (see notice 3847)
- Overvoltage (see notice 3847)
- Overloads (see notice 3847)
.thermal, drive and motor
.protection against locked rotor
- Short-circuit
.motor windings
- Overspeed (see notice 3847)
- Short-circuit on 0-10 V/24 V inputs or outputs
- By switching off the VARMECA 30 or by opening/closing the connection between the 24V and
ENA (VMA 31/32) terminals or SDI 1 and SDI 2 (VMA 33/34) terminals
VARMECA 30
VARMECA 30
Installation and maintenance - VARMECA 30
3776 en - 2017.10 / n