ebm-papst K3G250-RO44-20 Operating Instructions Manual Download Page 3

Operating instructions

K3G250-RO44-20

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. 58126-5-9970 · ENU · Change 224212 · Approved 2021-02-11 · 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

Summary of Contents for K3G250-RO44-20

Page 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 hazard...

Page 2: ...y 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 accide...

Page 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...

Page 4: ...9058 1 2 1 L 2 2 PE 2 3 N 3 8 pole connector housing TE 100616 2 4 8 pole connector housing TE 100616 2 5 Switch ARCOLECTRIC SWITCHES P L C no H8550VBACF As delivered condition end customer switch se...

Page 5: ...t optimum efficiency level The ErP data is determined using a motor impeller combination in a standardized measurement setup 3 4 Technical description Size 250 mm Motor size 84 Rotor surface Painted b...

Page 6: ...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...

Page 7: ...on The values are typically in the range 250 mA At the same time the effective power in this operating state operational readiness is typically 4 W 4 2 3 Residual current circuit breaker RCCB If the...

Page 8: ...US RSA KL2 KL3 2 RSB RS 485 interface for MODBUS RSB KL2 KL3 3 RSA RS 485 interface for MODBUS RSA KL2 KL3 4 Bridge KL2 KL3 KL2 KL3 5 Bridge KL2 KL3 KL2 KL3 6 RSB RS 485 interface for MODBUS RSB KL2 K...

Page 9: ...ons 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...

Page 10: ...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 comp...

Page 11: ...lified 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 pr...

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