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Summary of Contents for Grindex Bravo 300
- Page 1 Installation, Operation, and Maintenance manual 8147.020/.190 Bravo 300...
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Page 3: Table Of Contents
4.2.5 Connect the motor cable to the starter and monitoring equipment... 22 4.2.6 Cable charts................23 4.3 Check the impeller rotation.............. 31 5 Operation.......................... 32 5.1 Precautions..................32 5.2 Start the pump................32 6 Maintenance........................34 6.1 Precautions..................34 6.2 Torque values.................35 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 4 7.4 The pump starts-stops-starts in rapid sequence........44 7.5 The pump runs but the motor protection trips........44 7.6 The pump delivers too little or no water..........45 8 Technical Reference......................47 8.1 Application limits................47 8.2 Motor data..................47 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 5: Introduction And Safety
This includes any modification to the equipment or use of parts not provided by Grindex. If there is a question regarding the intended use of the equipment, please contact a Grindex representative before proceeding. -
Page 6: User Safety
• Any maintenance for Ex-approved products must conform to international and national standards (for example, IEC/EN 60079-17). Grindex disclaims all responsibility for work done by untrained and unauthorized personnel. Product and product handling requirements These are the product and product handling requirements for Ex-approved products in potentially explosive atmospheres: 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 7: Special Hazards
Guidelines for compliance Compliance is fulfilled only when you operate the unit within its intended use. Do not change the conditions of the service without the approval of a Grindex representative. When you install or maintain explosion proof products, always comply with the directive and applicable standards (for example, IEC/EN 60079–... -
Page 8: Biological Hazards
Exceptional sites CAUTION: Radiation Hazard Do NOT send the product to Xylem if it has been exposed to nuclear radiation, unless Xylem has been informed and appropriate actions have been agreed upon. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 9: End Of Life Product Disposal
Only use the manufacturer’s original spare parts to replace any worn or faulty components. The use of unsuitable spare parts may cause malfunctions, damage, and injuries as well as void the warranty. 1.9 Warranty For information about warranty, see the sales contract. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 10: Transportation And Storage
Always lift the unit by its designated lifting points. Use suitable lifting equipment and ensure that the product is properly harnessed. Wear personal protective equipment. Stay clear of cables and suspended loads. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 11: Temperature Ranges For Transportation, Handling And Storage
Lifting equipment is always required when handling the unit. It must fulfill the following requirements: • The minimum height (contact Grindex for information) between the lifting hook and the floor must be sufficient to lift the unit. • The lifting equipment must be able to hoist the unit straight up and down, preferably without the need for resetting the lifting hook. -
Page 12: Storage Guidelines
• Before operating the unit after storage, it must be inspected with special attention to the seals and the cable entry. • The impeller/propeller must be rotated every other month to prevent the seals from sticking together. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 13: Product Description
• Modifications to the unit or installation should only be carried out after consulting with Grindex. • Original spare parts and accessories authorized by Grindex are essential for compliance. The use of other parts can invalidate any claims for warranty or compensation. - Page 14 Motor For information about the motor, see Technical Reference on page 47. Stator The pump is cooled by the ambient liquid/air. housing Support The bearing consisting of a single-row ball bearing. bearing 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 15: Sensors And Monitoring Equipment
8. Country of origin 9. Maximum power consumption 10.Product weight 11.Maximum submersion depth 12.Degree of protection 13.Maximum capacity 14.Rated current 15.Direction of the start reaction 16.Direction of the impeller rotation 17.Maximum head 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 16 The first two characters describe the production year. 19.Rated voltage 20.Pump model This is the data plate for non explosion-proof version .020: WS011380B These are the data plates for explosion-proof version .190: 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 17: Approvals
11.Additional information 12.Maximum ambient temperature 13.Serial number 14.ATEX marking WS003972C 15.Country of origin FM approval plate This illustration describes the FM approval plate and the information that is contained in its fields. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 18 3 Product Description 1. Temperature class 2. Maximum ambient temperature WS003973A 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 19: Installation
• Always remove all debris and waste material from the sump, inlet piping, and discharge connection, before you install the pump. NOTICE: Do not run the pump dry. NOTICE: Never force piping to make a connection with a pump. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 20: Make The Electrical Connections
These general requirements apply for the electrical installation: • If the pump will be connected to the public mains, then the supply authority must be notified before installing the pump. When the pump is connected to 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 21: Grounding (Earthing)
• All unused conductors must be insulated. 4.2.2 Grounding (earthing) Grounding (earthing) must be done in compliance with all local codes and regulations. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 22: Prepare The Subcab ™ Cables
Peel the insulation sheath or plastic jacket. b) Peel the aluminum and textile layers. The aluminum foil is a conductive screen. Do not peel more than necessary, and remove the peeled foil. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 23: Connect The Motor Cable To The Pump
4.2.4 Connect the motor cable to the pump NOTICE: Leakage into the electrical parts can cause damaged equipment or a blown fuse. Keep the end of the motor cable dry at all times. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 24: Connect The Motor Cable To The Starter And Monitoring Equipment
If the product is rated explosion- proof or intrinsically-safe, then see the specific explosion-proof information in the safety chapter before taking any further actions. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 25: Cable Charts
T1 T2 Figure 2: Phase sequence Connection locations The figures in this section illustrate how to interpret the connection strip symbols. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 26 7. FLS 10 8. CLS 9. Thermistor 10.Level sensor 11.Capacitor 12.Crimp connection 13.Crimp isolation 14.Current transformer FLS 10 Color code standard Code Description Brown Black White Orange Green GNYE Green-Yellow Grey Blue Yellow 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
- Page 27 *SUBCAB AWG BU=Blue **Screen/PE * * Ground Conductor YE=Yellow GN/YE GN/YE GN/YE from cores is stranded around cores GC=Ground Check Screen (WH) Screen (WH) Screen (WH) 51 679 01 Figure 3: Motor connection 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
- Page 28 U1 V1 W1 W2 U2 V2 L3:1 L2:1 U1 V1 W1 W2 U2 V2 L1:1 L3:2 L2:2 L1:2 U1 V1 W1 W2 U2 V2 U1 V1 W1 W2 U2 V2 Figure 4: 6 leads 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
- Page 29 4 Installation 9 Leads U1 V1 W1 U5 V5 W5 U2 W2 U1 V1 W1 U1 V1 W1 L1 L2 Y-SER U5 U2 V5 V2 W5 W2 Figure 5: 9 leads 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
- Page 30 W2 U2 V2 U1 V1 W1 Y-SER U1 V1 W1 W2 U2 V2 W5 U5 V5 U6 W6 U1 V1 W1 W2 U2 V2 U1 V1 W1 W2 U2 V2 Figure 6: 12 leads 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
- Page 31 T1 and T2 T1 and T2 twisted White insulation hose White insulation hose twisted together Screen together Screen T1 T2 L2 L3 Figure 7: Screened connection SUBCAB and FGB screened, SUBCAB and Screenflex 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
- Page 32 *SUBCAB AWG + CLS Max 12 V T1 Control leads BN/RD WH/YE Mini T1/*OG/4 T2/*BU/5 *SUBCAB AWG + FLS+CLS Max 12 V T1 Control leads RD/BN RD/BN WH/YE Mini T1/*OG/4 T2/*BU/5 *SUBCAB AWG 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 33: Check The Impeller Rotation
– If the motor has a 1-phase connection, then contact a sales or authorized service representative. – If the motor has a 3-phase connection, then transpose two phase leads and do this procedure again. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 34: Operation
The starting jerk can be powerful. Make sure nobody is close to the unit when it is started. NOTICE: Make sure that the rotation of the impeller is correct. For more information, see Check the impeller rotation. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 35 Never put your hand into the pump housing. 3. Conduct insulation test phase to ground. To pass, the value must exceed 5 megaohms. 4. Check that the monitoring equipment works. 5. Start the pump. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 36: Maintenance
During the maintenance and before reassembly, always remember to perform these tasks: • Clean all parts thoroughly, particularly O-ring grooves. • Change all O-rings, gaskets, and seal washers. • Lubricate all springs, screws, O-rings with grease. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 37: Torque Values
For hexagon socket head screws with countersunk head, maximum torque for all property classes must be 80% of the values for property class 8.8 above. 6.3 Change the oil This image shows the plugs that are used to change the oil. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 38 3. Unscrew the other oil plug. If this hole has the markings "oil in", raise the pump upright for a short period of time during drainage in order to drain all the oil. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
- Page 39 If the hole is marked "oil in", slightly tilt the pump and lower it again in order to fill the pump with the correct quantity. Quantity: approximately 2.1 L (2.2 qt). WS001762A 4. Refit the oil plug and tighten. Tightening torque: 10-40 Nm (7.5-29.5 ft-lb). 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 40: Replace The Impeller
• 10 mm hexagon bit adapter with an extension of at least 125 mm (4.92 in.) • Impeller puller If applicable, contact your local Grindex representative for correct type and size. • Rod (wooden or copper) for locking the impeller in place, if applicable. -
Page 41: Install The Impeller
It can include such things as media (liquid) impeller trimming, wear part control and temperatures <40°C. replacement, control of zinc-anodes and control of the stator. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 42: Inspection
3. Grease the new O-rings. Overload protection and Check the correct settings. other protections Personnel safety devices Check the guard rails, covers, and other protections. Rotation direction Check the impeller rotation. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 43: Overhaul
3. Check the mechanical seal unit, the O-rings, and the cable entry, if liquid was found. Thermal contact Check the start and stop levels. The overload protection Check that the impeller can rotate freely. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 44: Troubleshooting
• All connections are intact. • The relay and contactor coils are intact. • The control switch (Man/Auto) makes contact in both positions. Check the control circuit and functions. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 45: The Pump Does Not Stop When A Level Sensor Is Used
• Check the contactor and the control circuit. • Replace all defective items. The stop level is set too Raise the stop level. low. If the problem persists, then contact a sales or authorized service representative. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 46: The Pump Starts-Stops-Starts In Rapid Sequence
The drive unit is not • Check the fuses. Replace fuses that have tripped. receiving full voltage on • If the fuses are intact, then notify a certified all three phases. electrician. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... -
Page 47: The Pump Delivers Too Little Or No Water
• Replace the valves, if necessary. • Check that all valves are correctly installed according to media flow. • Check that all valves open correctly. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 48 If the problem persists, then contact a sales or authorized service representative. Always state the product number and the serial number of the pump, see Product Description on page 11. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual...
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Page 49: Technical Reference
Voltage variation ±10%, if it does not run continuously at full load without overheating Voltage imbalance tolerance Stator insulation H (180°C [356°F]) class Motor encapsulation Motor encapsulation is in accordance with IP68. 8147.020/.190 Bravo 300 Installation, Operation, and Maintenance manual... - Page 52 Services AB 361 80 Emmaboda The original instruction is in English. All non-English www.grindex.com instructions are translations of the original instruction. Sweden Tel: +46-471-24 70 00 © 2011 Grindex Fax: +46-471-24 74 01 http://tpi.xyleminc.com 899396_10.0_en-US_2019-12_IOM_8147.020/.190 Bravo 300...
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