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5

DURING USE

 - OPERATING THE SA POWERNET EX MDU

  Position and set up the MDU according to the previous instructions
  Check that the MDU is safe for use and has no defects, paying particular attention to the external 

cables and the electrical enclosures.

  The MDU can then be connected to the correct supply. The supply voltage should be within the voltage 

range shown on the product type label.

  The supply voltage should not vary by more than +/-10% of the voltage on the product type label.
  Ensure that the load of the equipment connected to a socket/ or pair of sockets does not exceed the 

maximum rating of the secondary MCB fitted.

  If the MDU stops functioning or does not switch on, it should be taken into safe area before inspecting 

the control box. The MDU contains circuit breakers which may stop the unit functioning in the event of 

a fault. 

  If the MDU gets damaged during use it must be immediately disconnected from the supply and 

removed to a safe area for inspection and test. Correct use of the equipment should help to ensure 

that it is not damaged. If you would like more information on ancillary products, please contact the 

Sales Team on +44 333 240 6111 or [email protected].

AFTER USE

 - INSPECTION & MAINTENANCE PROCEDURES

  Maintenance may be carried out only outside the EX area
  Isolate the MDU unit from the mains supply and allow to cool before carrying out any maintenance 

work.

  The MDU should be cleaned when necessary using a damp cloth. If necessary use neutral soap. No 

detergents or solvents are allowed. Do not allow dirt and/or dust to accumulate on the equipment.

  Operator is responsible to comply with the all applicable regulations including: EN60079-14,  

EN60079-17 and EN60079-19

  Basic repairs can be carried out by a competent electrician in accordance with the detailed instructions 

– available on request. 

  No user modifications are permitted and only original spares from SA Equip must be used. The use of 

any other parts will invalidate any warranty and could compromise the safety and functionality of the 

equipment. 

  Maintenance instructions, exploded-view diagram and spare parts list are available on request. SA 

Equip offer a full repairs service. Contact the SA Service Centre on +44 (0)333 240 6111 for more 

details.

Summary of Contents for POWERNET EX MDU

Page 1: ...IT IS MANDATORY TO READ THIS USER MANUAL TO ENSURE THAT THIS EQUIPMENT IS USED CORRECTLY AND SAFELY USER MANUAL I S S U E 7 SA POWERNET EX MDU ATEX UKEX CERTIFIED FOR ZONE 1 2 GAS 21 22 DUST...

Page 2: ...44 0 333 240 6111 info saequip com www saequip com It is mandatory to read this User Guide to ensure that this equipment is used correctly safely This will also ensure you get maximum performance and...

Page 3: ...10 2EX CEA SA POWERNET EX MDU 400V 2 WAY PNDU440 10 12EX CEA SA POWERNET EX MDU 400V 3 WAY PNDU440 10 4EX CEA SA POWERNET EX MDU 400V 4 WAY Marking label Marine grade stainless steel frame On Off Swit...

Page 4: ...used The personnel using the unit have to be authorized by the operator or his representative The operator is also responsible for the safety of the equipment You must make sure that the equipment is...

Page 5: ...elp to ensure that it is not damaged If you would like more information on ancillary products please contact the Sales Team on 44 333 240 6111 or sales saequip com AFTER USE INSPECTION MAINTENANCE PRO...

Page 6: ...w x 600mm d 1150mm h Frame Fasteners Stainless steel 316 SPECIFIC SPECIFICATION FOR MAIN VERSIONS Model PNDU440 10 2EX CEA PNDU440 10 12EX CEA PNDU440 10 4EX CEA Primary Voltage 400 480V 3ph 400 480V...

Page 7: ...group IIC Suitable for areas with IIA IIB IIC gases T6 Temperature Classification Gas surface temperature will not exceed 85 C Gb Equipment Protection Level High Level of Protection Certified for Zon...

Page 8: ...b Ex tb IIIC Db T85 C Notified Body for EC Type Examination SGS Baseefa 1180 Buxton UK UK Type Examination Certificate BAS22UKEX0002X Approved Body for production SGS Baseefa 1180 Buxton UK Harmonised...

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