Nicotra Gebhardt EC FAN RDP Operating Manual Download

Page: 1 / 56

Rev. 1 - 05/10/2021

EC FAN

RDP

OPERATING MANUAL

Regal Beloit Italy S.p.A.

Via Modena, 18

24040 Ciserano (BG) ITALY

Phone +39 035 873 111

Fax +39 035 884 319

www.regalbeloit.com

Summary of Contents for EC FAN RDP

Page 1: ...Rev 1 05 10 2021 EC FAN RDP OPERATING MANUAL Regal Beloit Italy S p A Via Modena 18 24040 Ciserano BG ITALY Phone 39 035 873 111 Fax 39 035 884 319 www regalbeloit com ...

Page 2: ...1 7 PRODUCT DESCRIPTION 12 8 TECHNICAL DATA 13 8 1 Dimensions 14 8 2 LG and RD versions 15 9 INSTALLATION 16 9 1 Commissioning 16 9 2 Operation 16 9 3 Ambient operating condition 16 9 4 Fan installation 17 9 5 Accessory installation 17 9 5 1 Outlet flanges 17 9 5 2 Outlet flexible connection 18 9 5 3 Mounting feet kit 19 9 5 4 Side frame kit E2 R 20 9 5 5 Inlet protection guard kit 21 9 5 6 Miscel...

Page 3: ...ixed ref PID closed control loop 34 10 4 4 Modbus positive negative feedback 35 10 5 Changing the operation mode 35 11 OTHER FEATURES 36 11 1 Filter alarm 36 11 2 Change of limits for 5 5kW drivers only 36 11 3 Out of functioning range alarm 36 11 4 Flying start for 3 phase only 36 11 5 Regeneration for 3 phase only 36 11 6 Skip speed range not available for 1 05 kW 1 phase 37 11 7 Soft start 37 1...

Page 4: ... 46 17 3 8 Holding register 32 46 17 3 9 Holding register 33 46 17 3 10 Holding register 34 46 17 3 11 Holding register 35 47 17 3 12 Holding register 36 47 17 3 13 Holding register 45 47 17 3 14 Holding register 46 47 17 3 15 Holding register 47 48 17 3 16 Holding register 48 48 17 3 17 Holding register 50 48 17 3 18 Holding register 51 48 17 3 19 Holding register 52 48 17 3 20 Holding register 5...

Page 5: ...zed by Nicotra Gebhardt As to the WARNING and CAUTION messages the safety message is a symbol a triangle containing an exclamation mark followed by the text indicating the risk level Its purpose is to warn the user of the potential personal damage that may result from an incorrect use of the machine or from the non compliance with the use and maintenance instructions Failure to comply with these s...

Page 6: ... is installed Before doing any maintenance make sure that the power supply and the batteries have been dis connected Install an all pole disconnecting device in the power supply system in accordance with IEC 60335 1 or IEC 60204 1 as applicable Conform to the wiring diagrams shown in the section ELECTRICAL CONNECTIONS of this manual The following warnings cautions and notes are provided for your s...

Page 7: ...cal Service has repaired it The installer and the maintenance man must know the content of this manual Although the main features of the equipment described in this manual are not subject to change the manufacturer reserves the right to modify the components details and accessories it deems necessary to improve the product or to meet manufacturing or commercial requirements at any time and without...

Page 8: ...ents for harmonic distortion which often apply to data centers More specifically they comply with the requirements set in EN 61000 6 3 Electromagnetic compatibility EMC Part 6 3 Generic standards Emission standard for residential commercial and light industrial environments Three phase drive systems RDP 2 6 kW The drivers of these products are provided with basic EMI filters only They are suitable...

Page 9: ...EC 61000 6 2 and IEC 61000 4 5 standards for surge immunity and testing they withstand without damage 1 kV pulses in differential mode and 2 kV pulses in common mode The internally mounted SPD is a Type 3 SPD in accordance with IEC 61643 11 intended for local protection of the sensitive electronics Its design assumes that the power distribution network includes higher level Type 2 and Type 1 SPDs ...

Page 10: ...le which might occur if the above mentioned warnings are not observed In such a case the operator is the only person responsible The identification plate is located on the fan scroll case REF DESCRIPTION 1 MODEL DESIGNATION 2 REGAL BELOIT ITALY CODE 3 MODIFICATION LEVEL 4 PRODUCTION LOT NO 5 NO PHASES CURRENT TYPE 6 ELECTRICAL FREQUENCY 7 VOLTAGE 8 IP PROTECTION GRADE 9 MOTOR INSULATION CLASS 10 C...

Page 11: ...ent and that there are no visible signs of damage 1 Remove the fan from the box 2 Remove all the components from the packaging WARNING WARNING Dispose of all packing components in compliance with the laws in force in the country of use RECYCLE 6xxxxxxxxxxxxxxx RDp xxxxxx xx xxx xxxx xxx 123456 The fan is delivered in a cardboard box inside which there are the installation instructions and the opti...

Page 12: ...ses which allow consuming significantly less power than conventional AC motors This occurs at all speed levels especially with partial load operation The EC complete drive system i e the combination of the permanent magnet motor with its electronic driver has a much higher energy efficiency in comparison with a drive system based on a conventional AC motor Features Supply voltage 220V 240V or 400V...

Page 13: ...Ph 4 5 1064 20 C 40 C IP 54 315 1416A5 1431E7 1 Ph 9 85 2373 20 C 40 C IP 54 315 1416A5 1431F0 3 Ph 3 8 2600 20 C 40 C IP 54 355 1416A5 1431C1 1 Ph 4 69 1113 20 C 40 C IP 54 355 1416A6 1431E7 1 Ph 9 9 2382 20 C 40 C IP 54 355 1416C2 1431F0 3 Ph 3 8 2560 20 C 40 C IP 54 355 1416L3 1431G6 3 Ph 8 0 2296 20 C 40 C IP 54 400 1416A6 1431E7 1 Ph 9 11 2221 20 C 40 C IP 54 400 1416C4 1431F0 3 Ph 3 5 2300 2...

Page 14: ... 453 8 6 381 3 261 582 7 57 2 454 6 73 5 585 3 355 1416A6 1431E7 658 4 453 8 6 381 3 261 582 7 57 2 454 6 98 609 8 355 1416C2 1431F0 658 4 453 8 6 381 3 261 582 7 57 2 454 6 98 609 8 355 1416L3 1431G6 658 4 453 8 6 381 3 261 582 7 57 5 454 6 123 8 635 9 400 1416A6 1431E7 744 5 507 8 8 432 1 290 653 9 21 9 508 6 98 628 5 400 1416C4 1431F0 744 5 507 8 8 432 1 290 653 9 21 9 508 6 98 628 5 400 1416L4...

Page 15: ...sion counter clockwise rotation For accessibility needs the fan can be required in RD version clockwise rotation Each version is supplied with different motor connections with the printed circuit board of the drivers These connections are carried out by Nicotra Gebhardt and cannot be modified by the end user WARNING WARNING LG version RD version ...

Page 16: ...ory III conditions WARNING WARNING 9 2 Operation The driver must NOT be removed from the related RDP fan type and size The driver cannot be used separate from the related fan WARNING WARNING Ensure correct grounding connections The ground cable must be enough to carry the maximum supply fault current which normally will be limited by the fuses or MCB Suitably rated fuses or MCB should be fitted in...

Page 17: ...dered separately 9 5 1 Outlet flanges Assembly The flange shall be assembled with the four edges external to the side plate Materials Galvanized steel accordirng to EN 10346 standard Size Code A B C F G 280 RE60005ZZ0000000 361 417 195 5 471 7 544 1 315 RE60006ZZ0000000 404 460 217 524 2 605 355 RE60007ZZ0000000 453 509 241 5 584 7 677 8 m m mm m m mm Size Code A B C E F G 400 RE60008ZZ0000000 507...

Page 18: ...n galvanized steel according to EN 10346 standard Polyester Neoprene fabric with galvanized metal strips 5 10 1 Size Code A B C 280 RG0405T 361 417 195 5 315 RG0406T 404 460 217 355 RG0407T 453 509 241 5 Size Code A B C E 400 RG0408T 507 563 168 5 200 450 RG0409T 569 625 199 5 200 500 RG04010T 638 694 209 250 560 RG04011T 715 771 247 5 250 630 RG04012T 801 857 265 5 300 m m mm mm m m m m mm mm m m...

Page 19: ... 366 11x16 450 RE80009ZZ0000000 731 837 487 322 571 621 667 530 344 526 415 13x18 500 805 928 541 352 640 690 736 530 383 576 456 13x18 560 897 1037 606 390 717 767 813 530 425 643 511 13x18 630 993 1144 680 434 801 851 897 530 477 716 580 13x18 2 3 3 4 Materials Galvanized steel accordirng to EN 10346 standard Assembly Fix to the sides inserting the rubber vibration insulators 2 into the holes of...

Page 20: ... manufactured at Nicotra branches in India Malaysia and China please use side frames type ASH RSH Size Code A B E G H L N P V X u x s 280 RE81005ZZ0000000 435 526 363 37 472 423 156 393 30 280 13x18 315 RE81006ZZ0000000 486 588 406 38 524 466 175 436 30 280 13x18 355 RE81007ZZ0000000 547 665 455 39 586 535 202 495 40 355 13x18 400 RE81008ZZ0000000 614 750 509 43 657 589 232 549 40 355 13x18 450 RE...

Page 21: ...one Sizes 160 315 Size E0 L E2 R 280 R45046T 315 R45047T 355 R45048T 400 R45049T 450 R45050T 500 R45051T 560 R45052T 630 R45053T Code Description Dimension K43138 POTENTIOMETER 99200036 82 X 82 X 38 It can supply variable voltage 10 Vdc max It is also possible to regulate minimum volt age it can be used to control voltage controlled electronic devices Output impedance 5kΩ max Code Description 1401...

Page 22: ...ING MANUAL EN EN 22 56 Cables can only be used with driver code 1431A5 On request they can be supplied for the driver code 1431A8 and for the threephase versions Code Description 1401E7 CABLE GROUP CONNECTOR L 500 only for 1kW drivers 1431C1 ...

Page 23: ... 5 REF DESCRIPTION 1 Power supply 2 Control board connection 3 Communication 4 Blinking LED 5 Relay connection OUT GND B A GND IN2 24V 10V IN0 IN1 PE T S R PE U V W NO C CN O ANALOG INPUT ENABLE 10V 24V TRANSDUCER INPUT GND MODBUS A MODBUS B GND TACHO ALARM FILTER S RT PE CONNECTIONS MADE BY Nicotra Gebhardt BLACK BROWN GREY YELLOW GREEN CONNECTIONS MADE BY THE USER WV UP E ...

Page 24: ... while the motor connection is already done by Nicotra Gebhardt RDP 1 05kW 1 Phase Single Phase 220 240V 10 50 60Hz The performance in the range 200V 264V 50Hz 60Hz is always the same due to the PFC module inside the driver RDP 2 1kW 1 Phase Single Phase 220 240V 10 50 60Hz The performance in the range 200V 264V 50Hz 60Hz is always the same due to the PFC module inside the driver Min and max wire ...

Page 25: ... 8 ENABLE 9 10V 10 24V 6TRANSDUCER INPUT 5 GND 4 MODBUS A 3 MODBUS B 2 GND 1TACHO ALARM FILTER 1 GND 2 IN 3 10V 4 GND 5 B 6 A 7 OUT TACHO OUT ANALOGUE SIGNAL IN MODBUS RS485 6 A 5 B 4 GND 3 10V 2 IN 1 GND TACHO OUT MODBUS RS485 ANALOGUE SIGNAL IN EXTERNAL FAN POWER SUPPLY 7 OUT 8 FAN 9 12V 7 1 9 1 10 1 Min and max section 0 13 1 31 mm2 26 16 AWG solid or stranded cable ...

Page 26: ...the driver default mode and the signal must be connected into the ANALOG INPUT and the reference to GND The analog input can accept also a PWM signal with f 1kHz With 3 phase drivers a jumper or a switch is needed between 10 or 24 V and Enable to start the fan See also paragraphs 9 6 3 3 and 13 3 WARNING WARNING Do not use devices having the signal GND connected to the NEUTRAL ca ble of the power ...

Page 27: ...ccurs when a fan is forced to run forward or backward rotation with a speed higher than 150 rpm If an ext 4 20mA device is used it is necessary to add 0 1 precision resistances between the ANALOG INPUT and GND The value of the resistance can range from 125 Ω Vsignal ranges from 0 5V to 2 5V to 500 Ω Vsignal ranges from 2V to 10V TACHO ALARM FILTER GND MODBUS B MODBUS A GND TRANSUCER INPUT ANALOG I...

Page 28: ...tion 2 With the driver powered off through an UART serial connection To connect OFFLINE the driver to a PC when the fan is powered off a USB to UART converter can be used K431A6 for 1 phase drivers and K431F7 for 3 phase drivers A MOLEX connector 1 is used to connect the cable to the driver To connect the driver to a PC during the fan functioning a USB to 485 converter can be used K431F8 1 Specifi...

Page 29: ... 13 3 The voltage provided on the Enable input is constantly measured in all the driver operat ing modes and the value can be read in the Input Register 28 The voltage provided on the Enable input does not affect the four Modbus Temporary modes where the fan is intended to be completely controlled including its starting and stopping via its serial interface This voltage is relevant in all the othe...

Page 30: ...kW 5 5 kW 3 Ph only The 24V output can supply a max current of 50mA and it is able to drive the Nicotra Gebhardt pressure transducer code K43198 Use an available ground pin on the board for powering devices 9 6 3 6 12V AUX Power supply for RDP 2 1kW 1 Ph only The 12V power supply can be used to provide power to the pressure transducer K43198 where a 24V supply is not available An auxiliary power s...

Page 31: ... the dragging phase 9 6 3 7 Relay for RDP 2 65kW 5 5 kW 3 Ph only A relay is available on the Three Phase drivers It is suitable for 250Vac 30Vdc 5A When the driver is powered off the relay is open the PCB label indicates C NO During the functioning the relay is Normally Closed in No Alarm condition and open in case of alarm Min and max section 0 33 2 mm2 22 14 AWG solid or stranded cable The same...

Page 32: ... min speed default values are in function of the fan sizes 10 1 1 Analog speed control INPUT TYPE 0 Through this setting the fan runs at the speed defined by modifying the Holding Register 66 The setting is maintained meanwhile the fan is powered on and it is lost when the fan is powered off 10 1 2 Modbus temporary speed control The relationship between control voltage and fan speed is described i...

Page 33: ...ode is not available for RDPs For further details see the related note in par 17 3 0 200 400 600 800 1000 1200 1400 Static pressure Pa 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 Flow rate m3 h 54 55 58 62 66 64 66 68 71 71 72 75 72 73 74 76 77 77 78 80 7 6 5 4 3 2 1 0 1000 2000 3000 Speed rpm 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 Flow rate m3 h 7 6 5 4 3 2 1 INPUT TYPE 2 T...

Page 34: ...s also including an automatic pro cedure to calibrate the PID controller In many cases this software function can save the user from a lengthy manual calibration procedure For further information refer to the Fan Configurator manual 10 4 2 Modbus temporary ref PID closed control loop INPUT TYPE 11 In this mode the PID reference is defined by modifying the Holding Register 66 The value of the refer...

Page 35: ...op waiting for a new register 66 value The fan must stop waiting for a new register 66 value Temporary Setting Analog Signal The fan must follow the target corresponding to the analog value at the inputs Fan is put in stop mode and after the data are saved the fan follows the target corresponding to the analog value Analog Signal Temporary Setting The fan must stop waiting for a new register 66 va...

Page 36: ...tch the speed the fan brakes and restarts 11 4 Flying start for 3 phase only The algorithm can catch the position of the rotor after powering OFF and then ON the fan If too long time passed and the fan runs at very low speed it is not possible to catch the speed and the fan brakes and restarts 11 5 Regeneration for 3 phase only This feature is not available for RDPs 11 2 Change of limits for 5 5 k...

Page 37: ... second phase is the dragging phase where the fan gradually increases its speed to the minimum in open loop In this phase the current and speed values present in the Input Register can t be taken in consideration The last phase is the closed loop where the sensorless control is active and from the minimum speed to the target speed the fan accelerates with different ramps basing on the fan size and...

Page 38: ...correctly 11 9 Stop speed for 5 5 kW drivers only When the fan speed is set to 0 rpm and the value of Stop Speed is 0 Stop Speed Max Speed then the fan decelerates gradually down to the Stop Speed and then the fan is left coasting to stop If the value of Stop Speed is Stop Speed Max Speed default configuration then the controlled deceleration is de activated and whenever the speed is reduced the f...

Page 39: ...ation The drivers are set by factory default to the max peak current out that changes depending on the motor windings characteristics During the functioning it is possible to read the peak current to the motor by reading the Input Register 12 It is possible to reduce the motor current by modifying the Holding Register 7 It is suggested to keep the motor current above 3500mA 12 3 Output current lim...

Page 40: ... Input type Enable function 0 Not active 1 Active 2 Active 3 Active 4 Active1 5 Not active1 6 Active1 14 DERATING AND OVERHEATING PROTECTIONS When the temperature of the driver components overtakes a defined temperature threshold the perfor mance is automatically reduced to decrease the heating It is possible to check in real time the temperature by reading the Input Register 15 If it is not possi...

Page 41: ...n Master Slave mode only The SLAVE operating mode must be changed INPUT TYPE 3 The MASTER must have the Holding Register 46 set at 0 TACHO 15 1 Master and Slave 0 5V PWM out for 1 05 kW 1 phase only A Master Slave connection is necessary when the fans have to operate in parallel and in any Constant Airflow mode or under control of the internal PID regulator Having two or more fans self controlling...

Page 42: ... 9h 6m 8 sec With three phase drivers connected in a master slave arrangement DO NOT set the slave driver in Master Slave mode if the slave is set in Master Slave mode it runs at twice the speed of the master The value of the Holding Registers is NOT coerced if trying to set a not allowed value When trying to enter a value in any holding register the value is not overwritten if the new value is ou...

Page 43: ...is powered off but there is a residual charge the microcontroller of the driver is still function ing Therefore if it is powered on in this situation the value set through the register 66 is still active 17 2 Fixed holding register The drivers Holding Registers permanently stored into the EEPROM are 64 but only 26 registers are modifiable by the end user see the table in the following page The mos...

Page 44: ...ault Value Max Speed Default value table below 280 315 355 400 450 500 560 630 1 05kW 1 Phase 500 500 400 2 1kW 1 Phase 800 500 500 200 2 65kW 3 Phase 300 300 150 150 5 5kW 3 Phase 300 300 300 300 300 300 If the below reported Allowed values are written between square brackets they must be read as maximum and minimum 0 Reset P 44 1 Min Speed P 44 2 Max Speed P 45 7 Max Current P 45 21 Fixed Speed ...

Page 45: ... 3 Phase 8000 8000 8000 7200 5 5kW 3 Phase 11000 13300 12700 12000 11000 10500 Although the value of the Max Current can be set at any value being lower than the original default one it is not recommended using a value that is 0 3 times below the default one 17 3 3 Holding Register 2 17 3 4 Holding Register 7 17 3 5 Holding Register 16 Holding Register 16 Speed Threshold Low RPM This register can ...

Page 46: ...3 Master Slave The fan is configured as slave and follows the master 4 Analog Constant Airflow The constant airflow is set through the analog signal 1 5 Modbus Temporary Constant Airflow The constant airflow is set by modifying the register 66 1 6 Modbus Fixed Constant Airflow The constant airflow is set by modifying the reg 39 1 7 Analog Asynchronous Emulation The emulation is set through the ana...

Page 47: ...egister 35 Stop Speed This register can be used to set the stop speed When the fan speed is set to 0 rpm if the 0 Stop Speed Max Speed the fan decelerates gradually until the Stop Speed value is reached and then the fan is let in free run Allowed values 0 20000 Default value 20000 17 3 12 Holding Register 36 The value depends on the type of impeller installed 355 5600 400 5600 450 5600 500 5500 56...

Page 48: ... below Default value 0 0 2 Stop Bits No Parity 1 1 Stop Bit Even Parity 2 1 Stop Bit Odd Parity Holding Register 50 External Set 10 1 V This register can be used to set the reference of the PID control Allowed values 0 100 Default value 0 The register is active when the Input Type Holding Register is set to the value 12 Holding Register 51 Kp Adim This register can be used to set the Proportional ...

Page 49: ... in the Input Register 3 over takes the threshold value Allowed values 0 Max Speed Default value 0 Allowed values Functioning Indication mode Speed Threshold Low Max Speed Holding Register 56 Communication Timeout s This register can be used to set a timeout period for the communication Allowed values 0 9hour 8min 8sec Default value 0 Speed Threshold 0 means that it is DEACTIVATED At the end of th...

Page 50: ... module To know the rms value it must be divided by 2 Input Register 13 Motor Voltage 10 1 V This register indicates the peak value of the phase voltage module To know the rms line to line value it has to be multiplied by 3 2 Input Register 14 Analog Voltage 10 1 V This register indicates the analog voltage value present at the input Input Register 15 Module Temperature 10 1 C This register indica...

Page 51: ... 216 to have the corresponding voltage value Input Register 31 Measured Power W This register indicates the absorbed power Input Register 32 Input Current mA This input indicates the input absorbed current 18 ALARM HANDLING When a malfunctioning occurs the driver has two possible behaviors depending on the cause of the alarm BLOCKING The cause of the alarm is very dangerous The driver stops immedi...

Page 52: ...be reset manually Check the blocking reasons and close the gate in case of opposite flow Alarm 1 Alarm 2 Description Actions Type 0 0 Default operation No Errors No Actions ALARM 1 1 0 Memory error Blocking condition ALARM 2 2 0 Short Circuit Blocking condition ALARM 3 3 0 Loss of synchronism Auto restarting condition ALARM 4 4 1 Input Voltage outside range only with motor stopped Auto restarting ...

Page 53: ...the Holding Register 0 to value 1 instead of setting to 0 the Register 66 Temporary 0 5 8 11 Register 0 set to 1 The Holding Register 0 is a general reset and works also in the Analog mode and Fixed mode 5V 10V 0V V s 19 DRIVER REPLACEMENT These fans their motors and drivers are designed for maintenance free long lasting operation and for high reliability Under normal operating conditions there ar...

Page 54: ...20 AVAILABLE SOFTWARE A freeware software is available on Nicotra Gebhardt site http www nicotra gebhardt com for monitoring the fan The software can be used for configuring the fan and monitoring the performance Please refer to the related manual for more details ...

Page 55: ...Rev 1 05 10 2021 OPERATING MANUAL OPERATING MANUAL EN EN 55 56 NOTES ...

Page 56: ...Rev 1 05 10 2021 OPERATING MANUAL OPERATING MANUAL EN EN 56 56 Regal Beloit Italy S p A Via Modena 18 24040 Ciserano BG ITALY Phone 39 035 873 111 Fax 39 035 884 319 www regalbeloit com ...

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