Grundfos AP40 Installation And Operating Instructions Manual
50 hz din
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- Page 1 GRUNDFOS INSTRUCTIONS AP40-70 50 Hz DIN Installation and operating instructions QR99912799 Installation and operating instructions (all available languages) http://net.grundfos.com/qr/i/99912799...
- Page 3 AP40-70 English (GB) Installation and operating instructions ........4...
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Page 4: Table Of Contents
The symbols and hazard statements below may Handling and lifting the product ..7 appear in Grundfos installation and operating instructions, safety instructions and service Mechanical installation ... 7 instructions. -
Page 5: Target Group
These installation and operating instructions are intended for professional installers. 2. Product introduction AP70 pump 2.1 Product description The AP40-70 pumps are a range of Vortex and Position Description Single-channel (1-channel) impeller pumps designed for transferring sewage, effluents, sludge and surface Lifting bracket water. - Page 6 Output power P2 / 10 Power [kW] DK-8850 Bjerringbro,Denmark 23 0197 23 0197 23 0197 Level switch Control EN 12050- U.K Importer: Grundfos Pumps ltd. Grovebury Road, Leighton Buzzard, LU7 4TL Single-phase motor Number of phases Three-phase motor Single-channel Position Description...
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Page 7: Receiving The Product
3. Receiving the product 4. Mechanical installation The compact design makes the pumps suitable for 3.1 Transporting the product both temporary and permanent installation. The pumps can be installed on an auto-coupling system The pump can be transported and stored in vertical or on a ring stand to the bottom of the pit. - Page 8 The free end of the cable must not be submerged as water may penetrate into the motor. The guide rails must not have any axial play as this can cause noise during operation. Proceed as follows: 1. Drill mounting holes for the guide-rail bracket on the inside of the pit and fasten the guide-rail bracket with two screws.
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Page 9: Installation On Ring Stand
4.3 Installation on ring stand The free end of the cable must not be submerged as water may penetrate into the motor. If several pumps are installed in the same pit, the pumps must be installed at the same level to allow optimum pump alternation. -
Page 10: Cu 100 Control Unit
5.1 CU 100 control unit CU 100 incorporates a motor-protective circuit breaker and is available with level switch and cable. 5.2 Level controllers The liquid level can be controlled by the Grundfos LC level controllers. Suitable level controllers: • LC 231: compact solution with certified motor protection for single- and dual-pump versions. -
Page 11: Sensors
5.3 Sensors The thermal switch in circuit 1 (T1-T3) and in circuit 2 (T1-T2) breaks the circuit at an approximate 140 °C winding temperature. Thermal protection must always be connected. AP40 (1-phase) AP40-60 AP70 Thermistor enclosed in Enclosed in motor motor winding. -
Page 12: Operating Modes
The minimum liquid level is at the top of the pump free cable length of the float switch. housing. Long free cable = large difference in level. For AP40 and AP50 pumps, Short free cable = small difference in level. intermittent (S3) operation between 40 °C and 60 °C •... -
Page 13: Direction Of Rotation
• Install the start level switch, so the pump is started 5. Compare the results of steps 1 and 3. The at the required level. The pump must always be connection which gives the larger quantity of liquid started before the liquid level reaches the bottom or the higher pressure is the correct direction of of the inlet pipe. -
Page 14: Maintenance And Service
After 15 000 operating hours or five years: damaged when the pump is started. • General overhaul. If the impeller cannot be turned, contact Grundfos or an authorised service If the pump is used in highly abrasive or workshop. corrosive matter, the maintenance intervals should be reduced. -
Page 15: Ball Bearing Maintenance
2. Place a 1 litre capacity transparent container case of defective ball bearings or poor motor function. under the oil screw. This work must be carried out by Grundfos or an authorised service workshop. 3. Remove the lower oil screw. -
Page 16: Service Kits
Outlet valve is closed • Check the outlet valve 8.6 Service kits or blocked. and open and/ or clean For details on available service kits, see the Grundfos it, if necessary. Product Center (GPC) at product- Non-return valve is • Clean the non-return selection.grundfos.com. -
Page 17: Mechanical Shaft Seal Leaks, Sealing Chamber Monitor Reports Fault And Switches The Pump Off
Cause Remedy The direction of • Check the direction of rotation is wrong. rotation. If it is not correct, interchange two phases in the power cable. 9.5 Mechanical shaft seal leaks, sealing chamber monitor reports fault and switches the pump off Cause Remedy Increased leakage... -
Page 18: Technical Data
Deep groove angular 10.1 Operating conditions 10.2 Weights Operating Type (kW) Weight (kg) S1, S3 30% (for AP40 and AP50) mode AP40 (0.7) 0-40 °C. For short periods, a Liquid AP50 (1.0) temperature of up to 60 °C is temperature allowed. - Page 19 The separate collection and recycling of such products will help protect the environment and human health. See also end-of-life information at www.grundfos.com/product-recycling.
- Page 20 Appendix A...
- Page 21 A.1. Wiring diagrams capacitor Equipment supplied power cable 1-phase alternating connection motor winding SUBMERSIBLE PUMP MW = main winding SW = start winding 1-phase wiring diagram...
- Page 22 Equipment supplied power cable star connection temperature seal probe monitoring oil chamber winding motor winding temperature switch electrodes SUBMERSIBLE PUMP 3-phase wiring diagram WARNING Electric shock Death or serious personal injury ‐ Make sure the earth and phase conductors are not mixed up, and the earth conductor is connected first.
- Page 23 Argentina Columbia Hong Kong Bombas GRUNDFOS de Argentina S.A. GRUNDFOS Colombia S.A.S. GRUNDFOS Pumps (Hong Kong) Ltd. Ruta Panamericana km. 37.500industin Km 1.5 vía Siberia-Cota Conj. Potrero Unit 1, Ground floor, Siu Wai industrial 1619 - Garín Pcia. de B.A.
- Page 24 Lithuania Serbia Turkey GRUNDFOS Pumps UAB Grundfos Srbija d.o.o. GRUNDFOS POMPA San. ve Tic. Ltd. Smolensko g. 6 Omladinskih brigada 90b Sti. LT-03201 Vilnius 11070 Novi Beograd Gebze Organize Sanayi Bölgesi Tel.: + 370 52 395 430 Tel.: +381 11 2258 740...
- Page 25 99912799 03.2024 ECM: 1387596 www.grundfos.com...
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