background image

Display   

Code*

LED Code

Relais switches 

**

Possible cause

Reaction of Controller

   

   

internal

Opera-

tion

Failure

   

Adjustment

Sensor 1

Msg or. 

AL* 

6

0

selecta-

ble

For Sensor 1 / Sensor 2
Interruption / short circuit 
in the sensor leads or sen-
sor values measured are 
outside measuring range

The device works with minimal 
or maximum modulation de-
pending on whether there is a 
short-circuit or an interruption, 
and on the programmed mode 
of operation.
Check sensor

Sensor 2

 

 

 

 

   

 

 

*Code: Err = Error Al = Alarm Msg = Message

** Relay function in factory setting
0 = switching status retained
1 = switching status changes

13

Function extension and version of software

Software D1333A

, display version, see menu group Start under Fcontrol

Version 

Date

Function from new version

2.25

19.02.09

Setting

: change from 

%

 to 

Hz

 for following settings: Set Intern 1/2, Min. Speed, Max. 

Speed, Speed manual.

2.27

01.04.09

Motor Setup

: Ouench mode removed

2.28

03.09.09

Start

: Motor OFF / ON, version nummer internal motor controller 

MODBUS

: readout serial number via MODBUS possible. 

2.31

12.01.10

Start

: menu language Czech

2.37

15.05.12

Base setup

: Mode 

1.02

Setting

: limitation 

Min. Speed

 - 

Max. Speed

Controller Setup

: Group control 3 and 4 via relay

IO Setup

: function 

|

12K

|

|

13K

|

 for K1...K4

2.43

25.02.16

Start

: Menu language Polish

Info

: Input power, output power

Controller Setup

: Watchdog Function 

IO Setup

: Function 

|

9A

|

 = proportional output frequency for analog output A 

IO Setup

: E1 mode 3 and E2 mode 3 for touch function

IO Setup

: Touch function Step 

Motor Setup

: Boost value => Boost function 

Operating Instructions 

Fcontrol

 

 model series FXDM

Function extension and version of software

L-BAL-E072-GB 1642 Index 008

Part.-No. 

96/105

Summary of Contents for FXDM

Page 1: ...Fcontrol FXDM Frequency inverter with integrated sine lter for 3 fans Operating Instructions Keep for reference Software version D1333A from Version 2 37 L BAL E072 GB 1642 Index 008 Part No english...

Page 2: ...tallation 14 4 6 Installation location for agriculture 14 4 7 Temperature in uences during commissioning 14 5 Electrical installation 14 5 1 Safety precautions 14 5 2 Terminal compartment 15 5 3 EMC c...

Page 3: ...e setup 1 01 30 9 1 2 Setting for operation 1 01 30 9 1 3 Touch function via external signal in mode 1 01 31 9 1 4 Base setup 1 02 33 9 1 5 Setting in operation 1 02 35 9 2 Temperature control 2 01 2...

Page 4: ...11D 65 9 10 2 12 Motorheating ON OFF Function 12D 66 9 10 2 13 Direction of rotation Function 13D 66 9 10 2 14 Freeze function maintain momentary modulation value Function 14D 67 9 10 3 Con guration...

Page 5: ...s type lines Fcontrol 99 14 1 2 Max load dependent on ambient temperature and line voltage 99 14 2 Connection diagram 100 14 2 1 Connection suggestion for several motors with motor protection unit typ...

Page 6: ...liable for damage due to misuse incorrect use improper use or as a consequence of unauthorized repairs or modi cations 1 4 Copyright These operating instructions contain copyright protected informati...

Page 7: ...e diligence Persons entrusted with the planning installation commissioning and maintenance and servicing in connection with the frequency inverter must have the corresponding quali cations and skills...

Page 8: ...on the device Attention Automatically restart after a power failure or mains disconnection 2 7 Modi cations interventions in the device Attention For reasons of safety no unauthorized interventions o...

Page 9: ...ower systems and is intended for one quadrantdrives Information By using the integrated all pole effective Sine lter phase to phase and phase to ground an absolute parallel control of fans without ris...

Page 10: ...ion of the unit A mounting on vibrating base is not permissible if no data to the vibration strength is made see Technical data When mounted onto lightweight walls there must be no impermissibly high...

Page 11: ..._M 15 12 2015 3 2 1 Drill fastening point 1 Screw in at head screw up to a distance of approx 2 mm and mount the device Remove the terminal compartment cover Align the device and mark the position of...

Page 12: ...ening at 8 points GM00002A_M 15 12 2015 1 7 2 3 4 5 6 8 Drill 8 fastening points Screw in fastening point screws 1 4 up to a distance of approx 5 mm and mount the device Tighten fastening point screws...

Page 13: ...cable inlet for cable glands Metal sheet housings are supplied with stoppers Any cable ducts openings not used must be sealed Strip and insert the cables properly Attach cover for terminal compartmen...

Page 14: ...ng commissioning Avoid condensation in the controller and functional faults attributable to condensation by storing the controller at room temperature 5 Electrical installation 5 1 Safety precautions...

Page 15: ...al equipment with water or similar liquids Information The respective connections are represented in the enclosure of this manual Connection diagram 5 2 Terminal compartment Example Position of termin...

Page 16: ...the public system It is the responsibility of the installer or user of the equipment to ensure by consultation with the distribution network operator if necessary that the equipment is connected only...

Page 17: ...ion for several motors with motor protection unit type STDT 5 6 2 Disconnection between controller and motor repair switch Ideally a repair switch should be installed before the controller supply line...

Page 18: ...and the internal resistance of the open collector output must be considered Attention Never apply line voltage to analog inputs 5 9 Analog output 0 10 V A1 The analogoutputs 0 10 V can be allocated w...

Page 19: ...lay outputs K1 and K2 IO Setup function and inverting relais outputs Max contact rating technical data and connection diagram Relays K1 Connection of the oating contacts of relay K1 to the terminals 1...

Page 20: ...A D B D and GND connection may no further cable cores of the data line be used Max allowed wire length 1000 m CAT5 7 500 m Shielding The use of shielded cables is normally not demanded but offers hig...

Page 21: ...aximum external voltage at the control voltage connections cannot exceed 50 V between GND terminals and PE protective earth If necessary a connection to the protective earth potential can be establish...

Page 22: ...ntrol 100 Operation Bypass controller without supply Technical data Line voltage max 690 V 50 60 Hz Rated current Type S D 25 Part No 349035 25 A Type S D 50 Part No 349040 50 A Dimensions w x h x d m...

Page 23: ...ctive 6 Fire Symbol heating operation 7 Derating power reduction active 8 External switch over direction of rotation active 9 STOP Symbol enable 10 Bargraph Fanlevel 11 Text line 3 gures display unit...

Page 24: ...1 01 speed controller By pushing the P key one reaches the menu item START P ESC Motor OFF ON One moves up and down within the menu group using the arrow keys In the menu point Language display langu...

Page 25: ...ice level is enabled at rst I e not protected by the PIN 0010 see Controller Setup PIN protection OFF If PIN protection is activated ON the service menu remains enabled after input of PIN 0010 as long...

Page 26: ...guration in base setup For Potentiometer Analog Out1 terminal A program to function 1A 10 V like factory setting see IO Setup If a second sensor is connected at input 2 external Setpoint or speed set...

Page 27: ...nt 20 0 C P band 5 0 K 2 02 Sensor TF E2 Temperature control depending on outdoor temperature preset set point 5 0 C P band 20 0 K 2 03 Sensor TF E1 Temperature control with additional functions shutt...

Page 28: ...sc 5 Menu group Start Set the menu language if necessary factory setting English Language GB 6 Menu group Base setup Setting the desired operation Mode factory setting 1 01 Speed controller see Select...

Page 29: ...V MotorRa tedVolt OTM 00010 56 11 GB Lan guage 8 W Input power 0 0 Hz Min Speed 2 ext Fault OFF E2 Func tion OFF Save User Setup 10 0 V A max Level max 48 5 Hz Edgefre quency 585 V DC Voltage OFF Rese...

Page 30: ...ut display Selection 0 20 mA 4 20 mA Bus Inverting IO Setup Factory setting 0 10 V 9 1 2 Setting for operation 1 01 Setting Setting Set Internal1 Set Internal1 Setting range manual speed setting Min S...

Page 31: ...ignal in mode 1 01 The output frequency can be set gradually via an external signal at the analog inputs E1 and E2 The following settings are required for this function Base setup Mode 1 01 E1 Analog...

Page 32: ...tates Always set E1 Max higher than E1 Min and always set E2 Max higher than E2 Min Do not activate both inputs E1 and E2 at the same time with increase and reduction signals either lock C1 or C2 Sett...

Page 33: ...Step not active Step 1 value Step 1 value Factory setting Setting range 5 Hz 50 0 Hz or Step 2 value Step 2 value Step 2 value Factory setting Setting range Step 1 value 50 0 Hz or Step 3 value Step...

Page 34: ...ade during operation directly with the keys no setting is necessary here setting in operation 1 02 Setting range 0 setting nummber steps Factory setting 0 When setting a Minimal speed OFF the output i...

Page 35: ...ory setting 0 When setting a min speed OFF the output is not switched off in step 0 Switching over to the protected Info menu group takes place automatically after approximately 15 minutes if no key i...

Page 36: ...10 V instead of Setpoint 1 For sensor type E1 Analog In TF 0 10 V 27 75 0 C For sensors with active signal 0 10 V 0 100 sensor measuring range Function 2E External manual operation via external signal...

Page 37: ...ight operation Switch over Setpoint 1 2 by external contact as long as no allocation is carried out Display IOSetup Pband Pband Narrow control range Short control times Wide control range Longer contr...

Page 38: ...ller Setup Val Set n to ON nM Motor speed S Setpoint R Pband I Actual value Example 2 Temperature control in Heating function Idealized principle diagram nM 50 100 I Min Min 0 Max 100 Min 35 Max 85 20...

Page 39: ...O Setup Pband AnalogOut Pband AnalogOut Pband AnalogOut separately adjustable range of control P band for 0 10 V output Setting range 0 102 0 K Factory setting 2 0 K Min AnalogOut Min AnalogOut Min An...

Page 40: ...rating point Example Setpoint 15 0 C Offset 5 0 K Hysteresis 2 0 K Example Setpoint 20 0 C Offset 5 0 K Hysteresis 2 0 K 10 12 14 16 18 20 22 24 26 28 30 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 min C...

Page 41: ...assigned K1 relay IO Setup K1 function 2K Alarm Minimum Alarm Minimum Setting range OFF 26 9 75 0 C Factory setting 0 0 C Alarm Maximum Alarm Maximum Setting range OFF 26 9 75 0 C Factory setting 40 0...

Page 42: ...bient pressure No further settings are necessary for pressure sensors model e g MBG 30I or MBG 50I measurement range 0 30 bar or 0 50 bar In the case of sensors with other measurement ranges the E1 Mi...

Page 43: ...Pband Pband Narrow control range Short control times Wide control range Longer control times and more stable control 3 01 and 3 03 Setting range in measuring range of sensor factory setting 5 0 bar 3...

Page 44: ...nt R Pband I Actual value Functional diagram for Mode 3 02 and 3 04 Idealized principle diagram nM 50 100 I Min 0 Max 100 35 C S 7 K R 42 C 09 05 2007 v_diagramm_302_304_c vsd nM Motor speed S Setpoin...

Page 45: ...l applications External setpoint Function 1E by external signal 0 10 V instead of Setpoint 1 0 10 V 0 100 sensor measuring range External manual operation via external signal 0 10 V Function 2E Switch...

Page 46: ...basic speed only when needed Setting range OFF Shutdown Freq Motor Setup Max Speed Factory setting OFF Max Speed Max Speed speed limitation only when needed Setting range Max Frequency Motor Setup Min...

Page 47: ...fo Set point control T Band SA T Band SA Temperature range in which the setpoint change continiously with outside temperature T Start SA T Start SA Setpoint reducing will start below this outside temp...

Page 48: ...tor Factory setting 530 m3 h Setpoint 2 Setpoint 2 Setting Setpoint 2 e g reduced value for night operation Switch over Setpoint 1 2 by external contact as long as no allocation is carried out Display...

Page 49: ...oint control T Band SA T Band SA Temperature range in which the setpoint change continiously with outside temperature T Start SA T Start SA Setpoint reducing will start below this outside temperature...

Page 50: ...ol range Longer control times and more stable control Setting range in measuring range of sensor Factory setting 0 50 m s Min Speed Min Speed basic speed only when needed Setting range OFF Shutdown Fr...

Page 51: ...PIN 1234 Opening setting if set protection ON Controller Setup PIN 9090 Restore user setting PIN 9091 Save user setting corresponds function Save user setup ON Controller Setup PIN 9095 Restore facto...

Page 52: ...to E2 GND Set Internal1 Menu Set Intern1 Set Internal2 Menu Set Intern2 Info for mode controller 2 01 6 01 E1 Actual Current actual value measured on the sensor 1 Depending sensor type in mbr m3 s m s...

Page 53: ...he Settings menu for the user s basic settings Setpoint default value min max are freely accessible when using the factory settings i e without PIN If necessary these can also be protected against una...

Page 54: ...ion via relays is possible IO Setup function relay outputs Sensor 1 9 9 5 Limit Limit After allocation of a digital input IO Setup an adjustable limitation of the modulation can be activated via a dig...

Page 55: ...50 100 I Min Min 35 Max 100 20 C S 7 K R 27 C 2 0 K 10 05 2007 v_min_luft_abschalt vsd Minimum speed cut off idealized principle diagram nM Motor speed S Setpoint R Pband I Actual value 9 9 7 Group co...

Page 56: ...From here on both groups run parallel at maximum power If group control is activated A Function 5A the gradient of the output curve is automatically increased by factor 1 4 gradient without group cont...

Page 57: ...0 ON 100 OFF 0 ON 100 1 2 3 4 K3 and K4 add on module type Z Modul B Part No 380052 Example Activation of 3 groups via relays F out Hz 16 05 2012 v_fx_4_group_digswitch_diagr vsd 1 2 3 4 5 6 7 8 9 10...

Page 58: ...are based on many years of experience which is suitable for many applications Under special circum stances these can be individually adapted Menu group setting Type of control The type of control det...

Page 59: ...hdog time in seconds Setting range 0 255 sec Factory setting 0 sec off Watchdog Speed Watchdog Speed Setting Watchdog Frequency Setting range 0 Max Speed Factory setting 50 Hz off 9 9 11 Data on the t...

Page 60: ...input E2 5A Group control Controller Setup second group 6A Control output 2 increasing modulation at actual value Set cooling only mode 2 03 temperature controller with additional functions 7A Control...

Page 61: ...nt2 6D Switch over Intern Extern 7D Switch over automatic control Speed manual 8D Switch over control function e g heating cooling 10D Reset 11D Setting Max Speed ON OFF 12D Motorheating ON OFF not fo...

Page 62: ...an be issued via the relay contacts K1 K2 IO Setup function K1 K2 Example for connecting an external alarm indication e g to digital input Digital In 1 Controller 1 S ET 3 STDT TB TB TB K1 D1 D1 10 05...

Page 63: ...ntroller 1 01 Contact e g at ditgital input Digital In 1 depending on device type at terminals D1 D1 or D1 24 V Controller 24V D1 D1 1 0 n 40 1 n 80 0 11 05 2007 v_5d_vorgabe_intern_1_2 vsd 2 1 1 Sett...

Page 64: ...t Extern at opened contact Setpoint1 external Setpoint modes 2 01 Under Base setup E2 function programmed to function 1E for external setpoint Contact at digital input e g Digital In 1 D1 D1 Controlle...

Page 65: ...oller Setup 9 10 2 10 Reset Function 10D Reset via an external push button in case of a motor fault or a malfunction of the controller Example for reset after a motor fault Reset after motor fault by...

Page 66: ...rotation of the fans The value required to prevent any freezing depends on the ambient conditions and the connected motor s technical data The setting effected is to be checked under real conditions...

Page 67: ...ption E1 and E2 If required an adaptation of the speci cation signal speed characteristic curve is possible Information These settings are mostly practical for the operating mode with rotational speed...

Page 68: ...4 Modus 2 Example E1 min 30 Only with approx 30 setting signal the controller begins with approx 30 modulation Example E1 max 80 Over 80 setting signal the modulation is switched to 100 modulation Ide...

Page 69: ...dependent on assigned function The relays can only pull up basically when the voltage supply of the electronics is working Three phase current devices must have at least 2 line phases K1 Inverting K2...

Page 70: ...y relay 0 1 3K Ext Fault at digital input for external fault 1 0 4K Over or falling below modulation 1 0 5K over or falling below limits for input signal E1 1 0 6K over or falling below limits for inp...

Page 71: ...ID is factory set to the highest available MODBUS address 247 Thisaddressis reserved for operation with an external terminal and should not be occupied with anything else Addressing Addressing Switch...

Page 72: ...and alarm symbol Setting range 0 120 sec Factory setting 2 sec Example indication by relay K1 not inverted IO Setup K1 Function 4K IO Setup K1 Inverting OFF Inverting IO Setup K1 Function 4K IO Setup...

Page 73: ...mum input signal E1 Max E1 Min Example for a limit indication of default signal or sensor signal to Analog In 1 50 Analog IN 0 1 100 1 11 05 2007 v_grenzwert_signal_k1_1 vsd Settings E1 Max 80 E1 Min...

Page 74: ...Offset Hysteresis Hysteresis switch on point In temperature regulation 10 K otherwise sensors 10 of measurement range Offset Delay Offset Delay Time delay until indication through relay and alarm sym...

Page 75: ...are required switchover to a linear characteristic must take place Generally speaking if the load characteristic is not known as a de nite value the linear characteristic should be set In the case of...

Page 76: ...put voltage and speed using suitable measuring instruments The factory set values are for voltage controllable external rotor motors with 400 V 50 Hz After veri cation of the motor speci cations adjus...

Page 77: ...uring the initial commissioning To do this note the direction of the arrow on the fan housing We will not be responsible under any circumstances for warrantee for damage caused because the direction o...

Page 78: ...t returned to 0 The suitable adjustments depend on the centrifugal force of the motor and the conditions in the installation 2 Special function brakes before stop as soon as modulation 0 The motor doe...

Page 79: ...om damage caused by excessively high interior temperatures Derating Alarm In case of a temperature increase above the set limits for capacitor temperature and heat sink temperature diagnostic menu the...

Page 80: ...oint R Pband D Speed controller setting signal P P controller control deviation Setting depending on device type in Hz rpm Suppression1 Factory setting no suppression active OFF Suppression1 Range1 mi...

Page 81: ...C Control value 2 04 30 0 C 12 0 bar 22 6 C E1 Actual 30 0 C 30 0 C 30 0 C 10 0 bar 88 7 C 10 0 bar 88 7 C 88 7 Pa 712 m3 h 0 45 m s E2 Actual 2 04 30 0 C 30 0 C 10 0 bar 88 7 C 4 02 4 03 21 0 C 5 02...

Page 82: ...fset AnalogOut 2 03 0 0 K Pband AnalogOut 2 03 2 0 K Min AnalogOut 2 03 0 Max AnalogOut 2 03 100 OffsetDigitalOut 2 03 1 0 K Hyst DigitalOut 2 03 1 0 K Alarm Minimum 2 03 0 0 C Alarm Maximum 2 03 40 0...

Page 83: ...Refrigerant 3 02 3 04 R503 E2 K Factor E2 Min 4 03 35 0 C E2 Max 4 03 65 0 C E2 Decimals 4 03 1 E2 Unit 4 03 C E2 Offset 2 04 0 0 K 0 0 K 0 00 bar 0 0 K 4 02 4 03 0 0 K 5 02 0 0 K Controller Setup PIN...

Page 84: ...0 0 V A Inverting OFF OFF OFF OFF OFF OFF OFF OFF OFF A2 Function 1A 1A 1A 1A 1A 1A 1A 1A 1A A2 min 0 0 V 0 0 V 0 0 V 0 0 V 0 0 V 0 0 V 0 0 V 0 0 V 0 0 V A2 max 10 0 V 10 0 V 10 0 V 10 0 V 10 0 V 10 0...

Page 85: ...ion OFF OFF OFF OFF OFF OFF OFF OFF OFF K3 Inverting K4 Function OFF OFF OFF OFF OFF OFF OFF OFF OFF K4 Inverting Bus Address 247 247 247 247 247 247 247 247 247 Addressing OFF OFF OFF OFF OFF OFF OFF...

Page 86: ...F OFF OFF OFF Derating Alarm 5 5 5 5 5 5 5 5 5 Suppression1 OFF OFF OFF OFF OFF OFF OFF OFF OFF Range1 min Range1 max Suppression2 OFF OFF OFF OFF OFF OFF OFF OFF OFF Range2 min Range2 max Suppression...

Page 87: ...ON ON D2 ON ON ON ON ON ON ON ON ON D3 ON ON ON ON ON ON ON ON ON D4 ON ON ON ON ON ON ON ON ON D5 ON ON ON ON ON ON ON ON ON K1 OFF OFF OFF OFF OFF OFF OFF OFF OFF K2 ON ON ON ON ON ON ON ON ON K3 O...

Page 88: ...01 5D Switch over Setpoint1 Setpoint2 6D Switch over Intern Extern 7D Switch over automatic control Speed manual 8D Switch over control function e g heating cooling For all modes 10D Reset 11D Setting...

Page 89: ...depending on modulation 12K Group control Group 3 Switching on fans depending on modulation 13K Group control Group 4 Switching on fans depending on modulation For modes as controller from 2 01 7K Se...

Page 90: ...e controller is present DC Voltage The intermediate circuit voltage without load is the peak value of the input voltage In a three phase supply network with 400 V an intermediate circuit voltage of ca...

Page 91: ...t 5 Digital In 5 OFF terminals D5 GND bridged ON terminals D5 GND not bridged K1 OFF relay K1 de energized terminals 11 12 bridged ON relay K1 energized terminals 11 14 bridged K2 OFF relay K2 de ener...

Page 92: ...es between 3 types of events Sensor 1 1 Messages with code Msg Message sensor fault for information for Alarm sensor deactivated External error 2 Alarms with code AL Events during which the device aut...

Page 93: ...igital In Factory sett AL 0 1 Controller did a factory set ting automatically e g in case of faulty parameter data Warning message Operation with factory setting EEP error AL 0 1 fault EEP damaged Ope...

Page 94: ...gnostic menu Check cooling of the controller Overload 2 AL 0 1 DC input chocke overheat ing or Capacitor interior over heating Warning message temperature management Check cooling of the controller DC...

Page 95: ...en reset Motorheating Msg 0 0 The motor heating was ac tivated via digital input Informational message External NTC error AL 0 1 wire failure NTC only warning message External error AL 0 selecta ble A...

Page 96: ...w version 2 25 19 02 09 Setting change from to Hz for following settings Set Intern 1 2 Min Speed Max Speed Speed manual 2 27 01 04 09 Motor Setup Ouench mode removed 2 28 03 09 09 Start Motor OFF ON...

Page 97: ...54 6 8 7 54 FXDM14M 308143 14 13 5 12 3 40 16 310 54 6 8 5 54 FXDM18AM 308174 18 16 7 15 5 40 20 400 9 1 54 FXDM18M 308173 18 16 7 15 5 40 20 400 8 9 54 FXDM22AM 308108 22 19 2 17 7 40 25 520 14 5 54...

Page 98: ...k for 4 20 mA input Ri 100 Voltage supply e g for sensors 24 V 20 Imax 120 mA for connection to an external AXG terminal minus approx 50 mA Output 0 10 V Imax 10 mA short circuit proof Digital inputs...

Page 99: ...ermissible temperature for the rated current at rated voltage is speci ed as rated temperature Since the dissipation of the power loss heat development in the device is decisively dependent on the amb...

Page 100: ...g Normal 7 M 3 U V W PE TB Y q 3 Motor mit eingebauten Thermostatschaltern with internal thermostats 3 TB C 24V GND MODBUS RS 485 GND 24 V A D B D A D GND Terminal AXG 1A E B D 1 Line 3 208 480 V 50 6...

Page 101: ...ed cable max line fuse 80 A No cut off if the mains supply is interrupted Fcontrol FXDM22 U PE V W N L1 L2 L3 L3 N L2 L1 PE 3 208V 480V 10mm 2x 4 mm max 25 A KT00005N 07 08 2007 1 3 2 4 6 I 5 STDT16 T...

Page 102: ...14 3 Dimensions mm FXDM2 5AM IP54 FXDM5 18 FXDM22 IP54 Operating Instructions Fcontrol model series FXDM Enclosure L BAL E072 GB 1642 Index 008 Part No 102 105...

Page 103: ...FXDM32 50 IP54 IP65 FXDM32 50E IP20 Operating Instructions Fcontrol model series FXDM Enclosure L BAL E072 GB 1642 Index 008 Part No 103 105...

Page 104: ...t resistance 98 K K Factor 47 L leakage current 17 Limit 54 Limits 72 line fuse 98 line impedance 16 linear characteristic 75 LON 21 M mains 16 MAL1 MAL10 49 Maximum frequency 75 MBG 30I MBG 50I 42 Mi...

Page 105: ...our technical support for control systems ventilation technology phone 49 0 7940 16 800 Email fan controls service ziehl abegg de Our worldwide contacts are available in our subsidiaries for deliverie...

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