CBI KB User Manual

Caution: Operators must read the manual
and carefully follow the instructions reported
in it. The Manufacturer shall not be liable
for injury caused to people and/or daamge
caused to propery or undergone by the prod-
uct in the event of failure to comply with the
conditions below.
Cod.
Type
Mod.
“TRANSLATION OF THE ORIGINAL INSTRUCTIONS”
M00004AG - ENGLISH
ATEX SUPPLEMENT
to the User and Maintenance Manual
Centrifugal fan
CH - K - SMX - Z - H
Belt transmission
Coupled with
a transmission
joint
Coupled di-
rectly

CBI KB Specifications

General

Frequency	50Hz
Model	KB
Category	Fan
Power Source	Electric
Voltage	220V

Summary

General Considerations

ATEX Fan Specifics

Safety Categories

Risk Area and Fan Category Correspondence

Details the relationship between risk areas and ATEX fan safety categories.

Installation and Use Conditions

Environmental Parameters

Specifies ambient temperature, pressure, and humidity limits.

Treated Fluid Characteristics

Lists fluids that cannot be treated by the fan due to their properties.

Accident Prevention and Risks

General Safety and Residual Risks

Highlights safety requirements and identifies potential residual risks.

Operational Safety Cautions

Installation Precautions

Installation Method and General Precautions

Covers installation requirements and general safety measures for ATEX environments.

Preliminary Checks

Start-up Procedures

Stationary Fan Checks

Air Gap Measurement

Impeller-Nozzle Distance Check

Provides a detailed procedure for measuring the critical air gap.

Running Fan Checks

Fan Running Checks and First Start-up

Maintenance Inspections

Vibration and Bearing Temperature Control

Measurement and Inspection

Rotary Speed and Earth Resistance

ATEX Maintenance Requirements

Scheduled Maintenance Schedule