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Operating instructions

K3G450-AZ30-35

Translation of the original operating instructions

No.

Conn.

Designation

Function/assignment

KL 3

6

Ain1 I

Analog input 1, set value: 4-20 mA, Ri = 100 Ω, adjustable curve, only usable as alternative to input Ain1 U;
SELV

KL 3

7

Din1

Digital input 1: enable electronics,
enable: pin open or applied voltage 5-50 VDC
disable: bridge to GND or applied voltage < 1 VDC
reset function: triggers software reset after a level change to < 1 VDC; SELV

KL 3

8

Din2

Digital input 2: Switching parameter sets 1/2, according to EEPROM setting, the valid or used parameter set
can be selected via bus or via digital input DIN2.
Parameter set 1: pin open or applied voltage 5-50 VDC
Parameter set 2: bridge to GND or applied voltage < 1 VDC; SELV

KL 3

9

Din3

Digital input 3: Direction of action of integrated controller, according to EEPROM setting, the direction of action
of the integrated controller can be selected as normal/inverse via bus or digital input
Normal: Pin open or applied voltage 5-50 VDC
Inverse: Bridge to GND or applied voltage < 1 VDC; SELV

KL 3

11

Ain2 U

Analog input 2, measured value: 0-10 V, Ri = 100 kΩ, adjustable curve, only usable as alternative to input
Ain2 I; SELV

KL 3

12

+ 20 V

Fixed voltage output 20 VDC, +20 V +25/-10%, max. 50 mA, short-circuit-proof, power supply for external
devices (e.g. sensors); SELV
Alternatively: +24 VDC input for parameterization without line voltage

KL 3

13

Ain2 I

Analog input 2, measured value: 4-20 mA, Ri = 100 Ω, adjustable curve, only usable as alternative to input
Ain2 U; SELV

KL 3

14

Aout

Analog output 0-10 V, max. 5 mA, output of current motor modulation level; adjustable curve; SELV

Item no. 50747-5-9970 · ENU · Change 209539 · Approved 2021-02-12 · Page 11 / 15

ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · info1@de.ebmpapst.com · www.ebmpapst.com

Summary of Contents for K3G450-AZ30-35

Page 1: ...e permitted to install the device to carry out a test run and to perform work on the electrical installation 1 3 Basic safety rules 1 1 3 Basic safety rules The safety hazards associated with the device must be assessed again following installation in the final product The locally applicable industrial safety regulations are always to be observed when working on the device Keep the workplace clean...

Page 2: ...fore working on the system machine wait until all parts have come to a standstill DANGER Ejected parts Missing protective devices may cause balancing weights or broken fan blades to be ejected and cause injuries Take appropriate safety measures WARNING Rotating device Long hair and dangling items of clothing jewelry and the like can become entangled and be pulled into the device Injuries can resul...

Page 3: ... Chapter 3 2 Nominal data Operating the device with all protective devices Following the operating instructions Improper use In particular operating the device in the following ways is prohibited and could be hazardous Operating the device in an unbalanced state e g due to dirt deposits or ice formation Resonant operation operation with severe vibration This also includes vibration transmitted to ...

Page 4: ...0 mm tightening torque 4 0 6 Nm 2 Cable diameter min 9 mm max 16 mm tightening torque 6 0 9 Nm 3 Inlet ring with pressure tap k factor 240 4 Tightening torque 3 5 0 5 Nm Item no 50747 5 9970 ENU Change 209539 Approved 2021 02 12 Page 4 15 ebm papst Mulfingen GmbH Co KG Bachmühle 2 D 74673 Mulfingen Phone 49 0 7938 81 0 Fax 49 0 7938 81 110 info1 de ebmpapst com www ebmpapst com ...

Page 5: ...ndardized measurement setup 3 4 Technical description Weight 53 6 kg Size 450 mm Motor size 150 Rotor surface Painted black Electronics housing material Die cast aluminum painted black Impeller material Sheet aluminum coated with white plastic RAL 9010 Support plate material Sheet steel galvanized and painted white RAL 9010 Support bracket material Steel galvanized and painted black Inlet nozzle m...

Page 6: ...re if necessary after consultation with the network operator that this device is only connected to a connection point with a Ssc value that is greater than or equal to 120 times the rated output of the arrangement 4 CONNECTION AND STARTUP 4 1 Mechanical connection CAUTION Risk of cutting and crushing when removing device from packaging Carefully remove the device from the packaging by grasping hol...

Page 7: ...able can damage the device Make sure the end of the cable is connected in a dry environment Only connect the device to circuits that can be switched off with an all pole disconnection switch 4 2 1 Requirements Check whether the information on the nameplate matches the connection data Before connecting the device make sure the power supply matches the device voltage Only use cables designed for the...

Page 8: ... multiple of the nominal value 4 2 6 Locked rotor protection Due to the locked rotor protection the starting current LRA is equal to or less than the nominal current FLA 4 3 Connection in terminal box 4 3 1 Preparing cables for connection Only strip the cable as far as necessary ensuring that the cable gland is sealed and there is no strain on the connections For tightening torques see Chapter 3 1...

Page 9: ...le gland for example When routing the cable make sure that the cable glands are located at the bottom The cables must always be routed downward Fig 4 Cable routing for fans installed upright 4 4 Factory settings Factory settings made for the device by ebm papst Mode parameter set 1 PWM control Mode parameter set 2 PWM control Fan device address 01 Max PWM 100 Min PWM 5 Save set value to EEPROM Yes...

Page 10: ...angeover contact common connection contact rating max 250 VAC 2 A AC1 min 10 mA KL 2 3 NC Status relay floating status contact break for failure KL 3 1 RSA Bus connection RS485 RSA MODBUS RTU SELV KL 3 2 RSB Bus connection RS485 RSB MODBUS RTU SELV KL 3 3 10 GND Reference ground for control interface SELV KL 3 4 Ain1 U Analog input 1 set value 0 10 V Ri 100 kΩ adjustable curve only usable as alter...

Page 11: ...ler according to EEPROM setting the direction of action of the integrated controller can be selected as normal inverse via bus or digital input Normal Pin open or applied voltage 5 50 VDC Inverse Bridge to GND or applied voltage 1 VDC SELV KL 3 11 Ain2 U Analog input 2 measured value 0 10 V Ri 100 kΩ adjustable curve only usable as alternative to input Ain2 I SELV KL 3 12 20 V Fixed voltage output...

Page 12: ...ing Either run through the resonant range as quickly as possible with speed control or find another remedy Operation with excessively high vibration levels can lead to premature failure The maximum permissible vibration severity must not exceed 3 5 mm s and should be checked at intervals of 6 months It is to be determined at the motor mount at the motor support plate at least in axial direction an...

Page 13: ...te from supply and remove mechanical blockage Line voltage faulty Check line voltage restore power supply Attention The error message resets automatically Device restarts automatically without warning Faulty connection Isolate from supply correct connection see connection diagram Broken motor winding Replace device Deficient cooling Improve cooling Let the device cool down To reset the error messa...

Page 14: ...maintenance intervals to the actual level of dust exposure 6 3 Safety inspection NOTE High voltage test The integrated EMC filter has Y capacitors The tripping current is exceeded when AC testing voltage is applied Test the device with DC voltage when you perform the legally required high voltage test The voltage to be used corresponds to the peak value of the AC voltage required by the standard W...

Page 15: ...etallic materials are generally considered to be fully recyclable Separate the components for recycling into the following categories Steel and iron Aluminum Non ferrous metal e g motor windings Plastics particularly with brominated flame retardants in accordance with marking Insulating materials Cables and wires Electronic scrap e g circuit boards Only ferrite magnets and not rare earth magnets a...

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