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INTRODUCTION
This manual has been designed to guide you through the installation and use of the DNV-GL and ATEX DVX electric
actuators. Read it carefully before using our products and keep it in a safe place.
DESCRIPTION
The VALVES electric actuators have been designed to allow the piloting of a 1/4 turn valve (or 180° in the case of a 3-position
version). We cannot be held responsible for any other use. However, you can consult us for any other application.
TRANSPORT AND STORAGE
The forwarding agents being held as responsible for damages and delays of the delivered goods, the consignees are
obliged to express if applicable their reserves, prior to accept the goods. The goods delivered directly ex works are subject
to the same conditions.
The transport to the place of destination is carried out by using rigid packing material.
The products must be stored in clean, dry, and ventilated places preferably on appropriate palettes or shelves.
MAINTENANCE
Maintenance is ensured by our factory. If the supplied unit does not work, please check the wiring according to the electric
diagram as well as the power supply of the concerned electric actuator.
For any question, please contact our after-sales service.
To clean the outside of the actuator, use a lint and soapy water. DO NOT USE CLEANING PRODUCT WITH SOLVENT OR
ALCOHOL.
Before any intervention on the actuator or around the actuator, to avoid any electrostatic discharge, the apparatus
shall be cleaned with a damp cloth
RETURN OF GOODS
When the actuator receives his actuator, he must check its conformity according to its definition.
The acceptance of the goods by the purchaser disclaims the supplier of all responsibility if the purchaser discovers any
non-conformity after the date of acceptance. In such case, the repair cost will be borne by the purchaser who will also
exclusively bear all financial consequences of any resulting damages. Returned goods will only be accepted if our prior
agreement has been given to this procedure : the goods must be sent free of all cost and being shipped solely and in their
original packing. The returned goods will be credited to the purchaser with a reduction of 40% on the unit's price charged
in accordance with the original invoice of the returned goods.
SAFETY INSTRUCTIONS
All information concerning flameproof seals of our products are available on request. Do not hesitate to contact us. It
is also a specific condition of use in our certificate
The electric power supply must be switched-off before any intervention on the electric actuator (i.e. prior demounting
its cover or manipulating the manual override knob). The operator must also be sure that no explosive atmosphere is
present around the actuator before any maintenance operation.
Heat flow from the valve and pipes: it is the responsibility of the user to consider the influence of radiated heat on the
final installation because the electrical actuator is certified for a specific ambient temperature range.
Any intervention must only be carried out by a qualified electrician or other person instructed in accordance with the
regulations of electric engineering, safety, and all other applicable directives.
Strictly observe the wiring and set-up instructions as described in the manual: otherwise, the proper working of the
actuator can not be guaranteed anymore. Verify that the indications given on the identification label of the actuator fully
correspond to the characteristics of the electric supply.
MOUNTING INSTRUCTIONS
Do not mount the actuator less than 30 cm of a electromagnetic disturbances source.
Lifting and carrying through strapping the hand wheel is not allowed.
Do not position the equipment so that it is difficult to operate the disconnecting device.
Respect all safety rules during fitting, dismantling and porting of this apparatus.
WARNING – DO NOT OPEN WHEN ENERGIZED
WARNING – DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE IS PRESENT
WARNING – POTENTIAL ELECTROSTATIC CHARGING HAZARD – SEE INSTRUCTIONS
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To be read prior to the installation of the product
To be read prior to the installation of the product
EN
DSBA3801 • Rév. 02/06/2021
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