Grundfos ST-55-520, Installation And Operating Instructions Manual

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English (GB) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. General information . . . . . . . . . . . . . 6
1.1 Hazard statements . . . . . . . . . . . . . . 6
1.2 Notes . . . . . . . . . . . . . . . . . . . . . 6
1.3 Target groups . . . . . . . . . . . . . . . . . 6
2. Product introduction . . . . . . . . . . . . 7
2.1 Product description . . . . . . . . . . . . . . 7
2.2 Intended use . . . . . . . . . . . . . . . . . 7
2.3 Pumped liquids . . . . . . . . . . . . . . . . 7
2.4 Identification. . . . . . . . . . . . . . . . . . 7
2.5 Approvals . . . . . . . . . . . . . . . . . . . 10
2.6 Potentially explosive environments. . . . . . 11
2.7 Applications . . . . . . . . . . . . . . . . . . 13
3. Receiving the product. . . . . . . . . . . . 13
3.1 Transporting the product . . . . . . . . . . . 13
3.2 Handling and lifting the product . . . . . . . 14
4. Installing the product . . . . . . . . . . . . 16
4.1 Mechanical installation . . . . . . . . . . . . 16
4.2 Foundation . . . . . . . . . . . . . . . . . . 17
4.3 Mounting the product . . . . . . . . . . . . . 17
4.4 Electrical connection . . . . . . . . . . . . . 22
4.5 Frequency converter operation . . . . . . . . 23
5. Protection and control functions . . . . . 24
5.1 Motor protection devices . . . . . . . . . . . 24
5.2 Pump controller . . . . . . . . . . . . . . . . 24
5.3 IO 113 . . . . . . . . . . . . . . . . . . . . . 24
5.4 SM 113, optional . . . . . . . . . . . . . . . 25
5.5 Switches and sensors . . . . . . . . . . . . 25
6. Starting up the product . . . . . . . . . . . 27
6.1 Preparations for starting up. . . . . . . . . . 28
6.2 Level of pumped liquid . . . . . . . . . . . . 28
6.3 Checking the direction of rotation . . . . . . 30
6.4 Start up . . . . . . . . . . . . . . . . . . . . 30
7. Handling and storing the product . . . . . 31
7.1 Handling the product . . . . . . . . . . . . . 31
7.2 Storing the product . . . . . . . . . . . . . . 32
8. Servicing and maintaining the product . . 32
8.1 Safety instructions and requirements . . . . 32
8.2 Maintenance schedule . . . . . . . . . . . . 33
8.3 Oil check and change. . . . . . . . . . . . . 33
8.4 Inspection and adjustment of the impeller
clearance . . . . . . . . . . . . . . . . . . . 34
8.5 Pump cleaning and inspection . . . . . . . . 36
8.6 Power cables . . . . . . . . . . . . . . . . . 36
8.7 Spare parts . . . . . . . . . . . . . . . . . . 37
8.8 Contaminated pumps and service . . . . . . 37
9. Fault finding the product . . . . . . . . . . 38
10. Technical data . . . . . . . . . . . . . . . . 40
10.1 Operating conditions . . . . . . . . . . . . . 40
10.2 Electrical data . . . . . . . . . . . . . . . . . 40
10.3 Dimensions and weights . . . . . . . . . . . 41
11. Disposing of the product . . . . . . . . . . 42
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English (GB)