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Operating instructions

K3G250-AT39-72

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.

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. 50585-5-9970 · ENU · Change 213957 · Approved 2020-07-14 · Page 3 / 11

ebm-papst Mulfingen GmbH & Co. KG · Bachmühle 2 · D-74673 Mulfingen · Phone +49 (0) 7938 81-0 · Fax +49 (0) 7938 81-110 · [email protected] · www.ebmpapst.com

Содержание K3G250-AT39-72

Страница 1: ... authorized specialists are 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 devic...

Страница 2: ...installing the device in customer equipment Verify that the entire setup is EMC compliant 1 7 Mechanical movement 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 all parts have come to a standstill WARNING Rotating device Long hair and dangling items o...

Страница 3: ... 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 Connection...

Страница 4: ... All dimensions in mm 1 Pressure tap k factor 70 2 Cable AWG18 5x crimped ferrules 3 Cable AWG22 3x crimped ferrules Item no 50585 5 9970 ENU Change 213957 Approved 2020 07 14 Page 4 11 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 ...

Страница 5: ...vel The ErP data is determined using a motor impeller combination in a standardized measurement setup 3 4 Technical description Weight 8 7 kg Size 250 mm Motor size 84 Rotor surface Painted black Electronics housing material Die cast aluminum Impeller material Sheet aluminum Support plate material Sheet steel hot dip galvanized Support bracket material Steel coated with black plastic Inlet nozzle ...

Страница 6: ...ing by grasping hold of the frame Never subject to any impact Wear safety shoes and cut resistant safety gloves NOTE Damage to the device from vibration Bearing damage shorter service life The fan must not be subjected to force or excessive vibration from sections of the installation If the fan is connected to air ducts the connection should be isolated from vibration e g using compensators or sim...

Страница 7: ...for the protective earth connection circuit must be verified in the end application Depending on the installation situation it may be necessary to connect an additional protective earth conductor by way of the extra protective earth terminal provided on the device The protective earth terminal is located on the housing and provided with a protective earth symbol and a hole 4 2 2 Reactive currents ...

Страница 8: ...ating instructions 4 4 Connection diagram Drawing preliminary Item no 50585 5 9970 ENU Change 213957 Approved 2020 07 14 Page 8 11 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 ...

Страница 9: ...round connection last 5 INTEGRATED PROTECTIVE FEATURES The integrated protective functions cause the motor to switch off automatically in the event of the faults described in the table Fault Safety feature description function Rotor position detection error An automatic restart follows Blocked rotor After the blockage is removed the motor restarts automatically Line undervoltage line voltage outsi...

Страница 10: ...on 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 using compressed air Do not use aggressive cleaning agents NOTE Damage to the device during cleaning Malfunction possible Do not clean the device using a water jet or high pressure cleaner Do not use any...

Страница 11: ...ly 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 standard procedures for motors WARNING Heavy parts of the product may drop off Some of the product components are heavy These components could drop off during disassembly This can result in fatal or serio...

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