Grundfos SL1 Installation And Operating Instructions Manual
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Summary of Contents for Grundfos SL1
- Page 1 GRUNDFOS INSTRUCTIONS SL1 and SLV pumps 1.1-11 kW, 50/60 Hz DIN Installation and operating instructions SL1 and SLV pumps Installation and operating instructions Other languages http://net.grundfos.com/qr/i/96771279...
- Page 3 SL1 and SLV pumps English (GB) Installation and operating instructions ........5 Български...
- Page 4 Hướng dẫn lắp đặt và vận hành ........1082 SL1 and SLV pumps...
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Page 5: Table Of Contents
Pumped liquids and intended use ..7 (SL1) ..... 35 Operating conditions ... . . 7 10.8 The pump is clogged . -
Page 6: Notes
The hazard statements are structured in the following Grundfos SL1 and SLV pumps are designed with S- way: ® tube or SuperVortex impellers to ensure reliable and optimum operation. SIGNAL WORD The manual also includes specific instructions for the Description of the hazard explosion-proof pumps. -
Page 7: Pumped Liquids And Intended Use
2.3 Operating conditions For fluctuating pH values, the range is pH 4 to 14. SL1 and SLV pumps are suitable for the following operating situations: Liquid temperature • S1 operation (continuous operation), the pump 0-40 °C... -
Page 8: Identification
2.4 Identification Pos. Description Nameplate Rated voltage, Y The nameplate states the operating data and Rated current, Y approvals applying to the pump. The nameplate is Frequency fitted to the side of the motor housing close to the cable entry. Insulation class Fix the extra nameplate supplied with the pump to the Construction Products Regulation standard... - Page 9 Example: line connection SLV.80.80.40.A.Ex.4.50.0D.Q 3 × 380-415 V, direct-on- line connection Code Designation Explanation 3 × 380-415 V, star-delta Grundfos wastewater connection Pump type pump 3 × 220-240 V, direct-on- S-tube® impeller line connection Impeller type SuperVortex impeller 3 ×...
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Page 10: Approvals
2.5 Approvals SL1 and SLV pumps are tested by Dekra/KEMA. The explosion-proof versions have the following examination certificates: • ATEX(EU): KEMA08ATEX0125X • IECEx: IECEx KEM08.0039X. All certificates are issued by Dekra. Approval standards SL1 and SLV pumps have the following explosion protection classifications:... - Page 11 Directive/standard Code Description Marking of explosion protection. Constructional safety "c" and Liquid immersion "k" according to EN ISO 80079-36 and EN ISO 80079-37 Flameproof enclosure according to EN 60079-1 WIO sensor protection according to EN 60079-7 Harmonised European WIO sensor insulation according to EN 60079-18 standard Classification of gases, see EN IEC 60079-0.
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Page 12: Receiving The Product
4.1 Potentially explosive environments Use explosion-proof pumps for applications in potentially explosive environments. SL1 and SLV pumps must under no Lifting bracket circumstances be used to pump explosive, flammable, or combustible liquids. Pos. Description... - Page 13 Related information Special conditions for safe use of SL1 and SLV explosion-proof pumps: 2.5 Approvals 1. Make sure the moisture switch and thermal switches are connected in the same circuit but have separate alarm outputs (motor stop) in case of high humidity or high temperature in the motor.
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Page 14: Mechanical Installation
Further details concerning accessories can be found in the data booklet on SL1 and SLV pumps on www.grundfos.com. Fix the extra nameplate supplied with the pump to the cable end in the control cabinet. - Page 15 5.1.1 Submerged installation on auto coupling Do not use elastic elements or bellows in the pipes. These elements must never be used to align the pipes. Proceed as follows: 1. Drill mounting holes for the guide-rail bracket on the inside of the tank and fasten the guide-rail bracket with two screws.
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Page 16: Torques For Inlet And Outlet Flanges
5.1.2 Free-standing submerged installation The free end of the cable must not be on a ring stand submerged as water may penetrate into the cable. 5.2 Torques for inlet and outlet flanges Grade 4.6 (5) galvanised steel screws and nuts Specified torques rounded off by ±... -
Page 17: Electrical Connection
6. Electrical connection DANGER Electric shock Death or serious personal injury ‐ Connect the pump to an external main switch that ensures all-pole disconnection with a contact separation according to EN 60204-1. It must be possible to lock the main switch in position 0. - Page 18 • a Grundfos LC 231 or LC 241 pump controller Pumps for hazardous locations must be • a Grundfos DC, DCD pump controller. connected to a control box with a motor Pumps with WIO sensor must be connected to a protection relay with IEC trip class 10.
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Page 19: Wiring Diagrams
6.2 Wiring diagrams WARNING Electric shock Death or serious personal injury ‐ Make sure the earth and phase conductors are not mixed up. Make sure the earth conductor is connected first. Make sure that the product is earthed properly. The pumps are supplied with either a 7- or a 10-core cable. See the wiring diagrams below. Y&G L1 L2 L3 L1 L2 L3... - Page 20 Y&G L1 L2 L3 L1 L2 L3 L1 L2 L3 L1 L2 L3 L1 L2 L3 L1 L2 L3 L1 L2 L3 L1 L2 L3 U1 V1 W1 U2 V2 W2 U1 V1 W1 U2 V2 W2 U1 V1 W1 U2 V2 W2 U1 V1 W1 U2 V2 W2 Wiring diagram, 10-core cable, star/delta (Y/D) Pos.
- Page 21 Pos. Description Y&G Yellow and green Standard version with thermal switches and moisture switch Standard version with PTC thermistors and moisture switch Sensor version with thermal switches, Pt1000, moisture switch and WIO sensor Sensor version with PTC thermistors, moisture switch and WIO sensor 4 kW and larger pumps sold in Australia and New Zealand are fitted with a PTC thermistor.
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Page 22: Pump Controllers
6.3 Pump controllers The separate motor-protective circuit SL1 and SLV pumps can be connected to the breaker or controller must not be installed following Grundfos pump controllers for level control: in potentially explosive environments. • LC 231 or LC 241 •... -
Page 23: Moisture Switch
6. Electrical connection outputs 6.7 IO 113 Terminals for supply voltage IO 113 provides an interface between a Grundfos Potentiometer for setting the warning limit of wastewater pump equipped with sensors and the stator insulation resistance pump controller(s). The most important sensor status information is indicated on the front panel. -
Page 24: Frequency Converter Operation
T3. the motor data. • Local regulations and standards must be complied All SL1 and SLV pump types are designed for with. frequency converter operation to keep the power When operating the pump with a frequency converter, consumption at a minimum. -
Page 25: Startup
7. Startup 13. Check if the outlet pressure and input current are normal. If not, air may be trapped inside the DANGER pump. Electric shock Death or serious personal injury To remove trapped air from the pump housing, tilt the pump by the lifting ‐... - Page 26 Pos. Description Pos. Description Operation Alarm Stop Start 4 min. Min. 10 cm 6 min. Stop S1 operation 10 min. Stop S3 operation S1, continuous operation: Related information In this operating mode, the pump can operate 2.3 Operating conditions continuously without being stopped for cooling. Being completely submerged, the pump is sufficiently cooled by the surrounding liquid.
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Page 27: Direction Of Rotation
7.3 Direction of rotation 8. Servicing the product Compliance with the standards IEC The pump may be started for a very short 60079-17 and IEC 60079-19 is a customer period without being submerged to check responsibility. the direction of rotation. Check the direction of rotation before starting up the CAUTION pump. -
Page 28: Maintenance
8.1 Maintenance Maintenance work on explosion-proof pumps must be carried out by Grundfos or Pumps running normal operation must be inspected an authorised service workshop. This every 3000 operating hours or at least once a year. If applies to both electric and hydraulic the pumped liquid is muddy or sandy, inspect the components. -
Page 29: Dismantling The Pump
Oil filling holes See www.grundfos.com for service videos. Pos. Description 8.2.1 Oil change Oil filling/venting After 3000 operating hours or once a year, change the oil in the oil chamber as described below. - Page 30 8.2.2 Removing the pump housing and impeller For position numbers, see related information. Procedure 1. Loosen the clamp (92). 2. Remove the screw (92a) using your fingers. 3. Remove the pump housing (50) by inserting two screwdrivers between the cooling jacket and the pump housing.
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Page 31: Assembling The Pump
8.3 Assembling the pump 8.3.1 Tightening torques Torque Pos. Designation Quantity Dimensions [Nm] Screw 12 ± 2 20 ± 2 118a Screw 30 ± 3 Screw 4 ± 1 7-core cable 50 ± 5 Union nut 10-core cable 75 ± 5 Screw 7 ±... - Page 32 8.3.2 Fitting the shaft seal Procedure 1. Fit and lubricate the O-ring (153b). 2. Slide the shaft seal (105) gently over the shaft. 3. Fit and tighten the screws (186). 4. Fit and lubricate the O-ring (107) in the cover of the oil chamber (58).
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Page 33: Oil Quantities
4-pole Used oil must be disposed of in accordance with local regulations. 8.5 Service kits For service kits, visit www.grundfos.com or see the Service Kit Catalogue. 8.6 Contaminated pumps The product is classified as contaminated if it is used for contagious or toxic liquid. -
Page 34: Fault Finding
10. Fault finding DANGER Electric shock Death or serious personal injury ‐ Before beginning the installation, switch off the power supply and lock the main switch in position 0. Make sure that the power supply cannot be switched on unintentionally. Any external voltage connected to the pump must be switched off before working on the pump. -
Page 35: The Pump Operates, But The Motor-Protective Circuit Breaker Trips After A Short While
Check the direction of rotation and interchange any two of the phases in the incoming supply cable. The impeller is blocked by impurities. • Clean the impeller. 10.7 Noisy operation and excessive vibrations (SL1) Cause Remedy Wrong direction of rotation. •... -
Page 36: The Pump Is Clogged
10.8 The pump is clogged Cause Remedy The liquid contains large particles. • Select a pump with a larger size of passage. A floating layer has formed on the surface of the • Install a mixer in the tank. liquid. -
Page 37: Technical Data
12. Disposing of the product This product or parts of it must be disposed of in an environmentally sound way. 1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop. - Page 38 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 39 GRUNDFOS Pompe România SRL Fax: +66-2-725 8998 S-PARK BUSINESS CENTER, Clădirea A2, etaj 2 Turkey Str. Tipografilor, Nr. 11-15, Sector 1, Cod GRUNDFOS POMPA San. ve Tic. Ltd. 013714 Sti. Bucuresti, Romania Gebze Organize Sanayi Bölgesi Tel.: 004 021 2004 100 Ihsan dede Caddesi E-mail: romania@grundfos.ro...
- Page 40 96771279 04.2023 ECM: 1344644 www.grundfos.com...
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