Grundfos SE1 50 Notice D'installation Et De Fonctionnement page 4

English (US) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. General information . . . . . . . . . . . . . 5
1.1 Hazard statements . . . . . . . . . . . . . . 5
1.2 Notes . . . . . . . . . . . . . . . . . . . . . 5
1.3 Target groups . . . . . . . . . . . . . . . . . 5
2. Product introduction . . . . . . . . . . . . 6
2.1 Product description . . . . . . . . . . . . . . 6
2.2 Intended use . . . . . . . . . . . . . . . . . 6
2.3 Pumped liquids . . . . . . . . . . . . . . . . 6
2.4 Identification. . . . . . . . . . . . . . . . . . 7
2.5 Approvals . . . . . . . . . . . . . . . . . . . 9
3. Receiving the product. . . . . . . . . . . . 10
3.1 Transporting the product . . . . . . . . . . . 10
3.2 Handling and lifting the product . . . . . . . 10
4. Safety . . . . . . . . . . . . . . . . . . . . . 11
4.1 Potentially explosive environments. . . . . . 12
5. Mechanical installation . . . . . . . . . . . 13
5.1 Installation types . . . . . . . . . . . . . . . 14
6. Electrical connection . . . . . . . . . . . . 18
6.1 Protection and control functions . . . . . . . 18
6.2 Pump controllers . . . . . . . . . . . . . . . 20
6.3 Thermal switch, Pt1000 and thermistor . . . 20
6.4 Water-in-oil sensor . . . . . . . . . . . . . . 20
6.5 Moisture switch . . . . . . . . . . . . . . . . 20
6.6 IO 113 . . . . . . . . . . . . . . . . . . . . . 21
6.7 Frequency converter operation . . . . . . . . 22
6.8 Wiring diagrams. . . . . . . . . . . . . . . . 23
7. Startup . . . . . . . . . . . . . . . . . . . . 28
7.1 General startup procedure . . . . . . . . . . 29
7.2 Operating mode . . . . . . . . . . . . . . . . 31
7.3 Start and stop levels . . . . . . . . . . . . . 31
7.4 Direction of rotation . . . . . . . . . . . . . . 32
8. Servicing the product . . . . . . . . . . . . 33
8.1 Maintenance . . . . . . . . . . . . . . . . . 34
8.2 Service kits . . . . . . . . . . . . . . . . . . 39
8.3 Contaminated pumps . . . . . . . . . . . . . 39
9. Storage . . . . . . . . . . . . . . . . . . . . 39
10. Fault finding . . . . . . . . . . . . . . . . . 40
10.1 The motor does not start. The fuses blow
or the motor-protective circuit breaker
trips immediately . . . . . . . . . . . . . . . 40
10.2 The pump operates but the motor-
protective circuit breaker trips after a
short while. . . . . . . . . . . . . . . . . . . 40
10.3 The thermal switch of the pump trips
after a short while . . . . . . . . . . . . . . . 41
10.4 The pump operates at below-standard
performance and power consumption . . . . 41
10.5 The pump operates but gives no liquid. . . . 41
4
10.6 High power consumption (SEV) . . . . . . . 41
10.7 Noisy operation and excessive vibrations
(SE1) . . . . . . . . . . . . . . . . . . . . . 41
10.8 The pump is clogged . . . . . . . . . . . . . 41
11. Technical data . . . . . . . . . . . . . . . . 43
11.1 Pump curves . . . . . . . . . . . . . . . . . 43
11.2 Pump noise emission < 70 dB(A) . . . . . . 43
12. Disposing of the product . . . . . . . . . . 43
13. Document quality feedback . . . . . . . . 43