Related Manuals for Leroy-Somer Varmeca LS 71
Summary of Contents for Leroy-Somer Varmeca LS 71
- Page 1 Réf. 2534 - 4.33 / c - 2.99 VARMECA Variable speed Variable speed motor or geared motor motor or geared motor Installation and maintenance Installation and maintenance...
- Page 2 VARMECA NOTE LEROY-SOMER reserves the right to modify the characteristics of its products at any time in order to incorporate the latest technological developments. The information contained in this document may therefore be changed without notice. LEROY-SOMER gives no contractual guarantee whatsoever concerning the information published in this document and cannot be held responsible for any errors it may contain, nor for any damage resulting from its use.
- Page 3 VARMECA SAFETY OPERATING INSTRUCTIONS ELECTRICAL ACTUATORS (In accordance with the low voltage directive 73/23/EEC modified by 93/68/EEC) Throughout manual, this 2 - Use symbol warns of consequences VARMECA motors components which may arise from inappropriate use designed for integration in installations or of the VARMECA, since electrical risks electrical machines.
- Page 4 VARMECA 4 - Installation 6 - Operation The installation and cooling of equipment Installations incorporating VARMECA motors must comply with the specifications in the must be fitted with additional protection manual supplied with the product. and monitoring devices as laid down in the VARMECA motors must be protected current relevant safety regulations : law on against excessive stress.
-
Page 5: Table Of Contents
VARMECA CONTENTS Pages 1 - GENERAL INFORMATION 1.1 - General operating principle..........1.2 - Product name............... 1.3 - Characteristics..............7 - 8 1.4 - Environmental specifications..........1.5 - Weight and dimensions............2 - INSTALLATION 2.1 - General information............. 2.2 - Reversing the supports............3 - CONNECTIONS 3.1 - Wiring precautions............... -
Page 6: General Information
VARMECA 1 - GENERAL INFORMATION In the standard version, the integrated speed controller does not require any connection other than the power supply. 1.1 - General operating principle The options may be used to broaden the The VARMECA is the physical association application range of the VARMECA speed of a 3-phase asynchronous motor and an controller. - Page 7 VARMECA 1.3 - Specifications 1.3.1 - Electrical data 3-phase supply 400V ± 10 %, 50-60Hz ± 5 % Power supply Output voltage From 0V to input voltage Power range 0.37 - 0.55 - 0.75 - 0.9 - 1.1 - 1.5 - 1.8 - 2.2 - 3 - 4 kW Maximum number of power-ups per hour 1.3.2 - Specifications and functions...
- Page 8 VARMECA Control (continued) VARMECA • On ramp (with volt-free contact or integrated Run/Stop control Stop modes • Free wheel stop (by cutting off the 3-phase power supply) • On electromechanical brake (integrated control) • Selection of acceleration and deceleration ramps with volt- Ramps free contact : 2s or 5s (factory setting 5s) Indications...
-
Page 9: Environmental Specifications
VARMECA 1.4 - Environmental specifications Specifications Level Protection index IP 55 Storage temperature -40°C to +70°C (IEC 68.2.3) Transport temperature -40°C to +70°C Operating temperature -20°C to +40°C (+50°C with derating) ≤ 1000m without derating Altitude Ambient humidity Without condensation Vibrations IEC 68-2-34 (acceleration 0.01 g /Hz) -
Page 10: Installation
VARMECA 2) Remove the control button and cable 2 - INSTALLATION gland support fastening screws (TORX 10 + slot type screws). • It is the responsibility of the owner or user to ensure that the installation, operation and maintenance of the inverter and its options comply TORX 10 + with legislation relating to the safety slot type screw... -
Page 11: Connections
VARMECA 3 - CONNECTIONS 3.2 - Terminal blocks 3.2.1 - Layout • The voltages existing on the power • Standard supply terminal blocks and the connected cables cause fatal electric shocks. The stop function of the controller does not protect against these high voltages. -
Page 12: Terminal Blocks
VARMECA 3.2.3 - EMC filter option terminal block Terminals Specifications Reverse/Stop control logic Ref. Function input Filter output Forward/Stop control logic Connection of blue wires input Compulsory connection of filter On leaving the factory, terminals 5 and 6 earth are connected together (ramp 5s) as well Filter input as terminals 6 and 8 (forward). -
Page 13: Electrical And Electromagnetic Phenomena
VARMECA 3.3 - Electrical and electromagnetic phenomena The VARMECA conforms to electromagnetic compatibility directive 89/336/EEC, modified by 92/31/EEC, provided it is fitted with the EMC filter option. 3.4 - Description of cables and protections • When using a circuit-breaker, it must be a motor circuit-breaker. •... -
Page 14: Commissioning
VARMECA 4 - COMMISSIONING The number of power-ups is limited to 10 per hour. • Before the VARMECA motor is 4.1.2 - Starting with remote control powered check that - Power-up : the green indicator lamp is lit electrical connections are correct and continuously. -
Page 15: Maintenance
VARMECA 6.2 - Measurements 6 - MAINTENANCE 6.2.1 - General The input voltages can be measured with • All work related to installation, ordinary instruments. commissioning and maintenance Motor current is not measured on the must be carried out by experienced and VARMECA power supply (L1, L2, L3). -
Page 16: Spare Parts
VARMECA 6.3 - Spare parts Description Part code Ref. Control button + indicator lamp kit (BD or BG) VMA999KB001 Kit without control button (SD or SG) VMA999KB002 Cable gland kit (standard) VMA999KE001 Cable gland kit (3 PE brake) VMA999KE002 DE cover + EMC filter kit (FLT VMA) VMA999KC001 + Run/Stop control (CMA) DE cover and EMC filter kit (FLT VMA) - Page 17 VARMECA TORX 10 screw...
-
Page 18: Operating Extensions
VARMECA 7 - OPERATING EXTENSIONS 7.1 - Option without control button (SD or SG) The potentiometer is no longer located on the VARMECA (the indicator lamp remains), but near the operator. Ramp selection and selection of running direction can also be positioned close to the operator. -
Page 19: Grouped Option (Rdcvs)
VARMECA 7.4.1 - Speed controller fault 7.4 - Grouped options (RDCVS) Volt-free contact (1A/250V) on terminal block The RDCVS printed circuit is fitted instead no. 4 (terminals P1 - P2). Contact open when of the standard connection circuit and there is a fault on the electrical part or when offers the additional functions described the speed controller is switched off. -
Page 20: Emc Filter Option (Flt Vma)
VARMECA 7.5 - EMC filter option (FLT VMA) The filter is located in the VARMECA cover and is connected instead of connec- tions 1-4, 2-5, 3-6, paying attention to the colour of the wires. It is essential to connect the filter PE terminal. 7.6 - Electromechanical brake option The motor should be equipped with an FCR brake adapted for the VARMECA.
Need help?
Do you have a question about the Varmeca LS 71 and is the answer not in the manual?
Questions and answers