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Operating instructions

K3G250-AV29-B2

Translation of the original operating instructions

2. INTENDED USE

The device is exclusively designed as a built-in device for conveying
air according to its technical data.
Any other usage above and beyond this does not conform with the
intended purpose and constitutes misuse of the device.
Customer equipment must be capable of withstanding the mechanical
and thermal stresses that can arise from this product. This applies for the
entire service life of the equipment in which this product is installed.

Intended use also includes

Use of the device in stationary systems only.

Performance of all maintenance work.

Conveying air at an ambient air pressure between 800 mbar and
1050 mbar.

Using the device within the permitted ambient temperature range; see
Chapter 3.6 Transport and storage conditions and
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 the fan from the customer installation.

Operation in medical equipment with a life-sustaining or life-support
function.

Conveying solids in the flow medium.

Painting the device

Connections (e.g. screws) coming loose during operation.

Opening the terminal box during operation.

Conveying air that contains abrasive particles.

Conveying highly corrosive air, e.g. salt spray. Exception: devices
designed for salt spray and correspondingly protected.

Conveying air with high dust content, e.g. suctioning off sawdust.

Operating the device close to flammable materials or components.

Operating the device in an explosive atmosphere.

Using the device as a safety component or to perform safety-related
functions.

Operation with completely or partially disassembled or manipulated
protective devices.

In addition, all applications not listed among the intended uses.

Item no. 50679-5-9970 · ENU · Change 213957 · Approved 2020-07-14 · Page 3 / 13

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 K3G250-AV29-B2

Page 1: ...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 devic...

Page 2: ...t DANGER Rotating device Risk of injury to body parts coming into contact with the rotor or the impeller Secure the device against accidental contact Before working on the system machine wait until al...

Page 3: ...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 the fa...

Page 4: ...Cable diameter min 4 mm max 10 mm tightening torque 2 5 0 4 Nm 2 Inlet ring with pressure tap k factor 70 3 Tightening torque 3 5 0 5 Nm Item no 50679 5 9970 ENU Change 213957 Approved 2020 07 14 Pag...

Page 5: ...imum efficiency level The ErP data is determined using a motor impeller combination in a standardized measurement setup 3 4 Technical description Weight 10 1 kg Size 250 mm Motor size 84 Rotor surface...

Page 6: ...g Carefully remove the device from the packaging by grasping hold of the frame Never subject to any impact Wear safety shoes and cut resistant safety gloves CAUTION Heavy load when unpacking device Ri...

Page 7: ...l to or greater than that of the phase conductor We recommend the use of 105 C cables Ensure that the minimum cable cross section is at least AWG 26 0 13 mm Protective earth contact resistance accordi...

Page 8: ...cope of delivery into the terminal box Connect the wires to the corresponding terminals Use a screwdriver to do so When connecting ensure that no wire ends fan out Fig 3 Connecting wires to terminals...

Page 9: ...eter set 2 PWM control Fan device address 01 Max PWM 100 Min PWM 8 0 Save set value to EEPROM No Set value requirement Analog linear Direction of action parameter set 1 Positive heating Direction of a...

Page 10: ...tion level KL3 2 8 GND Reference ground for control interface SELV KL3 3 7 0 10 V Control current sensor value input 0 10 VDC impedance 100 k use only as alternative to 4 20 mA input SELV KL3 4 10 V V...

Page 11: ...device for maintenance Switch off the device via the control input Do not switch the motor e g in cyclic operation on and off via power supply Disconnect the device from the power supply 5 INTEGRATED...

Page 12: ...n that will shorten the service life of the fan Severe vibration can destroy the fan In such cases switch off the fan immediately and clean it The preferred method of cleaning is dry cleaning e g usin...

Page 13: ...mbly of the product must be performed or supervised by qualified personnel with the appropriate technical knowledge The product is to be disassembled into suitable components for disposal employing st...

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