Zenit DRO Serie Manual De Uso página 10

E N G L I S H
E N G L I S H
1. GENERAL SAFETY REGULATIONS .................................................................................................................................................... 9
1.1 LIST OF RESIDUAL RISKS ................................................................................................................................................................ 9
1.2 SAFETY REGULATIONS APPLYING TO INSTALLATION AND MAINTENANCE OPERATIONS ................................................... 9
1.3 INDIVIDUAL PROTECTIVE DEVICES (IPD) TO BE USED ............................................................................................................... 9
2. DEVICE IDENTIFICATION .................................................................................................................................................................... 9
3. TECHNICAL CHARACTERISTICS ........................................................................................................................................................ 9
3.1 USE CHARACTERISTICS .................................................................................................................................................................. 9
3.2 NOISE LEVEL ................................................................................................................................................................................... 10
4. INSTALLATION .................................................................................................................................................................................... 10
4.1 SHIPPING ......................................................................................................................................................................................... 10
4.2 PLACEMENT .................................................................................................................................................................................... 10
4.2.1 INSTALLATION WITH COUPLING PEDESTAL ....................................................................................................................... 10
4.2.2 INSTALLATION WITH EXTERNAL COUPLING DEVICE ........................................................................................................ 11
4.3 CONNECTION TO THE POWER SUPPLY AND DETERMINATION OF THE SENSE OF ROTATION ......................................... 11
4.4 INSTALLATION OF FLOAT SWITCHES .......................................................................................................................................... 11
5. MAINTENANCE ................................................................................................................................................................................... 11
5.1 CHECKING AND CHANGING THE OIL IN THE MECHANICAL SEAL CHAMBER ........................................................................ 11
5.2 CHECKING PARTS SUBJECT TO WEAR ....................................................................................................................................... 12
6. MINOR PROBLEMS: CAUSES AND SOLUTIONS ............................................................................................................................. 12
7. DISPOSING OF MOTOR PUMPS ....................................................................................................................................................... 12
8. ELECTRICAL CONNECTION .............................................................................................................................................................. 12
8.1 SINGLE PHASE ELECTRIC MOTOR CONNECTION ..................................................................................................................... 12
8.2 THREE PHASE ELECTRICAL CONNECTION ................................................................................................................................ 13
8.3 THERMAL PROBES ........................................................................................................................................................................ 13
This symbol denotes instructions concerning the safety of operators and of the motor pump.
This symbol denotes instructions concerning risks of an electrical nature.
This symbol denotes instructions appliable to explosion proof models (-EX).
Keep this manual safely for future reference.
Read this manual carefully.
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