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Operating manual
Herborner Pumpentechnik GmbH & Co KG | Littau 3-5 | DE-35745 Herborn
+49 (0) 27 72 / 933-0 | +49 (0) 27 72 / 933-100
info@herborner-pumpen.de | www.herborner-pumpen.de
UNIBLOCK
Close coupled centrifugal pump
Model - GF
- GFC
- GF-PM
- D
- W
- WS
Original operating manual
A - BR40 GB
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Table of Contents
Summary of Contents for herborner pumpen UNIBLOCK-GF
- Page 1 UNIBLOCK Close coupled centrifugal pump Operating manual Model - GF - GFC - GF-PM - WS Herborner Pumpentechnik GmbH & Co KG | Littau 3-5 | DE-35745 Herborn +49 (0) 27 72 / 933-0 | +49 (0) 27 72 / 933-100 info@herborner-pumpen.de | www.herborner-pumpen.de Original operating manual A - BR40 GB...
- Page 2 Translation Copyright Deliveries to countries of the EEA require the operating The transfer and duplication of this document and utilisation manual to be translated in accordance with the language and communication of its content is prohibited, unless ex- spoken in the respective country. plicitly stated otherwise.
- Page 3 Littau 3-5, DE-35745 Herborn We hereby declare that the Close coupled centrifugal pump UNIBLOCK-GF/ -GFC/ -GF-PM/ -D/ -W/ -WS complies with all pertinent provisions of the EC Machinery Directive 2006/42/EC. The machine also complies with all pertinent provisions of the following EC directives:...
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Page 5: Table Of Contents
Table of contents Table of contents General information ........6 5.11 Frost protection ........... 40 Intended use ..........6 Commissioning ......... 41 Exploded view ..........8 Operating modes and connecting Wear parts ........... 10 frequency ............ 41 Technical specifications....... 10 Starting up ........... -
Page 6: General Information
Danger! Type UNIBLOCK-GF Pumping flammable or explosive liq- uids is perilous. Close coupled centrifugal pump Only use pumps with an explosion-... - Page 7 General information Danger! Danger! Air bubbles or accumulations of gas Exceeding the limit values specified around the mechanical seal create a in the instructions and on the name dangerous explosive atmosphere. plate can result in a potentially fatal explosive atmosphere. Provide a constant supply of pumped media to the feed and pressure pipe as Comply with the limit values.
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Page 8: Exploded View
General information Exploded view Model GF/GF-PM Figure 1a Exploded view (GF/GF-PM model) Model GFC Figure 1b Exploded view (GFC model) Only available in a construction with closed multi vane impeller in material version W3. In 150-401/... second casing wear ring available. -
Page 9: Figure 1C Exploded View (D Model)
General information Model D Model W/WS 903.2 400.3 903.2 400.4 Figure 1c Exploded view (D model) Figure 1d Exploded view (W/WS model) Individual components Casing wear ring Ball valve Washer Pump casing Rail Intermediate casing Return pipe Suction elbow Cooling water pipe Suction cover Block motor Impeller... -
Page 10: Wear Parts
E.g.: 055 = 5.5 kW Casing wear ring Speed Seal set 12 150% = 3000 (60 Hz: 3600) min = 1500 (60 Hz: 1800) min Model = UNIBLOCK-GF = UNIBLOCK-GFC (cooling jacket version) = UNIBLOCK-D = UNIBLOCK-W = UNIBLOCK-WS Motor model = standard... -
Page 11: Impellers
General information 1.4.2 Impellers Caution! Dry running the pump will destroy the mechanical seal! Open and closed multi vane impellers for Ensure there is adequate cooling and clean to slightly soiled pumped media and lubrication for the sliding surfaces. operationally safe pumping are used. Danger! 1.4.3 Installation Air bubbles or accumulations of gas... -
Page 12: Dimensions, Weight, Performance Data
General information The exact motor data can be found on the name plate. 1.4.6 Dimensions, weight, performance data The measurements, installation dimensions and weight de- tails can be found in section 5.2 'Dimensions'. The instruction documents and the name plate data specify the performance and connection data of the respective pump type. - Page 13 General information Power correction: Model GF-PM Reduce the power according to the specifications of the mo- P2 [kW] 1500 min 3000 min tor manufacturer if motors are used at ambient temperatures 0.37 > 40 °C or at altitudes > 1000 m above sea level. 0.55 0.75 A differing density or viscosity alters the hydraulic perform-...
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Page 14: Safety
Safety Safety The following signal words represent Notes / explanations This indicates an imminent danger. If it is Danger! not avoided it will result in death or the most The following symbols represent severe of injuries. Warning of a hazardous area This indicates a potentially dangerous situa- Warning! tion. -
Page 15: Integrated Safety Systems (Optional)
Safety 8. Explosion protection symbol (only for explo- sion protection pumps) Important! 9. CE symbol When making any inquiries and ordering spare parts 10. Nominal head please make sure you specify the pump type and the order 11. Nominal flow rate number. -
Page 16: Connections On The Pump
Safety The work described in this operating manual is specified in such a way that enables Caution! - a trained person to understand and im- Incorrect warming will damage the plement instructions associated with the three-phase motor. section 'Commissioning', Do not decommission safety equipment - a specialist to understand and implement or change its mode of operation. - Page 17 Safety Important! In the European Economic Area observe and comply with - the national realisation of the framework directive (89/391/ EEC) with regard to the implementation of measures for improving the protection of health and safety of workers at work, - as well as the associated specific directives and the direc- tive (89/655/EEC), in particular, concerning the minimum requirements for the protection of health and safety of...
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Page 18: General Hazard Warnings
General hazard warnings General hazard warnings Assembly, operation and maintenance person- Dangers Assembly, operation and maintenance personnel are respon- sible for the transportation, fitting, installation, operation, cleaning and reparation of the pump. Warning! Maintenance and repair work can 1. Only trained and authorised persons may cause hand injuries. -
Page 19: Shut Off Procedures
General hazard warnings Shut off procedures The following shut off procedure must be complied with before conducting any maintenance, cleaning and/or repair work (only by specialists). Warning! Electric current can result in death. Disconnect the block motor (802) ac- cording to the 5 safety rules. When cleaning close any electrical cabinets that are open to prevent dust or water from entering. -
Page 20: Transport
Transport Transport Packaging for transportation by HGV When the pump is transported by HGV it is packed and Scope of delivery secured on a transport pallet. The detailed scope of delivery can be viewed in the order confirmation. 4.2.2 Intermediate storage The freight packaging of the pump and the spare parts Transport and packaging are suitable for storage for a period of approximately 3... -
Page 21: Transport With A Crane
Transport 4.3.2 Transport with a crane - The crane must be able to support the full weight of the pump. - The operator must be authorised to oper- ate the crane. - Attach the pump to the crane using the corresponding separate lifting accessories (e.g. -
Page 22: Installation / Fitting
Installation / fitting Installation / fitting Caution! Installation Injuries may be caused when installing the pump. Prepare the construction in accordance with the pump dimensions. Observe the safety regulations and the generally recognised "codes of practice". Important! Provide sufficient room for maintenance and repair proce- dures! Plan for sufficient room for opening the terminal box, for Caution! -
Page 23: Dimensions
Installation / fitting Dimensions 5.2.1 Dimensions of GF/GF-PM model Standard Base rail ≥ 37 kW øq øq Figure 5a Dimensions (GF/GF-PM model) Flange connection dimensions according to DIN 2501 PN 10 Dimensions with integrated frequency converter on request. - Page 24 Installation / fitting Model GF 1500 (60 Hz: 1800) min Model a a øk min. [kg] 25-110/0034GF 25-111/0034GF 25-112/0034GF 25-161/0034GF 25-181/0034GF 25-182/0034GF 25-183/0034GF 25-201/0054GF 32-201/0054GF 32-202/0054GF 32-201/0074GF 40-161/0034GF 40-161/0054GF 40-221/0114GF 40-221/0154GF 50-161/0034GF 50-161/0054GF 50-161/0074GF 50-191/0114GF 50-191/0154GF 50-241/0224GF 50-241/0304GF 50-241/0404GF 65-191/0114GF 65-191/0154GF 65-243/0224GF 65-243/0304GF...
- Page 25 Installation / fitting Model GF 3000 (60 Hz: 3600) min Model a a øk min. [kg] 25-110/0032GF 25-110/0052GF 25-110/0072GF 25-181/0112GF 25-181/0152GF 25-181/0222GF 32-131/0072GF 32-131/0112GF 32-131/0152GF 32-161/0222GF 32-191/0302GF 32-191/0402GF 32-202/0552GF 32-203/0552GF 32-201/0752GF 40-161/0222GF 40-192/0302GF 40-192/0402GF 40-193/0552GF 40-192/0752GF 40-221/0552GF 40-221/0752GF 50-161/0152GF 50-161/0222GF 50-161/0302GF 50-161/0402GF 50-181/0552GF...
- Page 26 Installation / fitting Model GF-PM 1500 min Model a a øk min. [kg] 25-110/0034GF-PM 25-111/0034GF-PM 25-112/0034GF-PM 25-161/0034GF-PM 25-181/0034GF-PM 25-182/0034GF-PM 25-183/0034GF-PM 25-201/0054GF-PM 32-201/0054GF-PM 32-202/0054GF-PM 32-201/0074GF-PM 40-161/0034GF-PM 40-161/0054GF-PM 40-221/0114GF-PM 40-221/0154GF-PM 50-161/0034GF-PM 50-161/0054GF-PM 50-161/0074GF-PM 50-191/0114GF-PM 50-191/0154GF-PM 50-241/0224GF-PM 50-241/0304GF-PM 65-191/0114GF-PM 65-191/0154GF-PM 65-243/0224GF-PM 65-243/0304GF-PM 65-243/0404GF-PM 65-270/0404GF-PM 65-270/0554GF-PM 65-301/0754GF-PM...
- Page 27 Installation / fitting Model GF-PM 3000 min Model a a øk min. [kg] 25-110/0032GF-PM 25-110/0052GF-PM 25-110/0072GF-PM 25-181/0112GF-PM 25-181/0152GF-PM 25-181/0222GF-PM 32-131/0072GF-PM 32-131/0112GF-PM 32-131/0152GF-PM 32-161/0222GF-PM 32-191/0302GF-PM 32-191/0402GF-PM 32-202/0552GF-PM 32-203/0552GF-PM 32-201/0752GF-PM 40-161/0222GF-PM 40-192/0302GF-PM 40-192/0402GF-PM 40-193/0552GF-PM 40-192/0752GF-PM 40-221/0552GF-PM 40-221/0752GF-PM 50-161/0152GF-PM 50-161/0222GF-PM 50-161/0302GF-PM 50-161/0402GF-PM 50-181/0552GF-PM 50-181/0752GF-PM 50-181/1102GF-PM 65-161/0222GF-PM...
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Page 28: Dimensions Of Gfc Model
Installation / fitting 5.2.2 Dimensions of GFC model Figure 5b Dimensions (GFC model) 1500 (60 Hz: 1800) min Model øk min. [kg] 40-221 /0154GFC 50-191 /0154GFC 50-241 /0224GFC 50-241 /0304GFC 50-241 /0404GFC 65-191 /0154GFC 65-243 /0224GFC 65-243 /0304GFC 65-243 /0404GFC 65-270 /0404GFC 65-270 /0554GFC 65-301 /0754GFC... -
Page 29: Dimensions Of D Model
Installation / fitting 5.2.3 Dimensions of D model øk Figure 5c Dimensions (D model) 1500 (60 Hz: 1800) min Model øk min. min. min. [kg] 25-110 /0034 D 25-112 /0034 D 25-111 /0034 D 25-162 /0034 D 25-161 /0034 D 25-181 /0034 D 25-183 /0034 D 25-182 /0034 D... - Page 30 Installation / fitting 3000 (60 Hz: 3600) min Model øk min. min. min. [kg] 25-110 /0032 D 25-110 /0052 D 25-110 /0072 D 25-181 /0112 D 25-181 /0152 D 25-181 /0222 D 32-131 /0072 D 32-131 /0112 D 32-131 /0152 D 32-161 /0222 D 32-191 /0302 D 32-191 /0402 D...
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Page 31: Dimensions Of W Model
Installation / fitting 5.2.4 Dimensions of W model øk Figure 5d Dimensions (W model) 1500 (60 Hz: 1800) min Model øk min. min. min. [kg] 25-110/0034W 25-112/0034W 25-111/0034W 25-162/0034W 25-161/0034W 25-181/0034W 25-183/0034W 25-182/0034W 25-201/0054W 32-161/0034W 32-201/0054W 32-201/0074W 40-161/0034W 40-161/0054W 40-221/0114W 40-221/0154W 50-161/0034W 50-161/0054W... - Page 32 Installation / fitting 3000 (60 Hz: 3600) min Model øk min. min. min. [kg] 25-110/0032W 25-110/0052W 25-110/0072W 25-181/0112W 25-181/0152W 25-181/0222W 32-131/0072W 32-131/0112W 32-131/0152W 32-161/0222W 32-191/0302W 32-191/0402W 32-201/0552W 40-161/0112W 40-161/0152W 40-161/0222W 40-162/0302W 40-161/0302W 40-191/0402W 40-193/0552W 40-192/0552W 50-161/0152W 50-161/0222W 50-161/0302W 50-161/0402W 65-161/0222W 65-161/0302W 65-161/0402W 65-161/0552W...
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Page 33: Dimensions Of Ws Model
Installation / fitting 5.2.5 Dimensions of WS model øk Figure 5e Dimensions (WS model) 1500 (60 Hz: 1800) min Model øk min. min. min. [kg] 25-110/0034WS 25-112/0034WS 25-111/0034WS 25-162/0034WS 25-161/0034WS 25-181/0034WS 25-183/0034WS 25-182/0034WS 25-201/0054WS 32-161/0034WS 32-201/0054WS 32-201/0074WS 40-161/0034WS 40-161/0054WS 40-221/0114WS 40-221/0154WS 50-161/0034WS 50-161/0054WS... - Page 34 Installation / fitting 3000 (60 Hz: 3600) min Model øk min. min. min. [kg] 25-110/0032WS 25-110/0052WS 25-110/0072WS 25-181/0112WS 25-181/0152WS 25-181/0222WS 32-131/0072WS 32-131/0112WS 32-131/0152WS 32-161/0222WS 32-191/0302WS 32-191/0402WS 32-201/0552WS 40-161/0112WS 40-161/0152WS 40-161/0222WS 40-162/0302WS 40-161/0302WS 40-191/0402WS 40-193/0552WS 40-192/0552WS 50-161/0152WS 50-161/0222WS 50-161/0302WS 50-161/0402WS 65-161/0222WS 65-161/0302WS 65-161/0402WS 65-161/0552WS...
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Page 35: Technical Specifications
Installation / fitting Technical specifications 50 Hz: 3000 min (400 V) [kW] I [A] dB(A) Model GF/D/W/WS 0.37 0.55 0.75 50 Hz: 1500 min (400 V) [kW] I [A] dB(A) 0.37 0.55 0.75 11.0 15.3 11.0 20.5 15.0 27.0 18.5 32.5 22.0 40.0... - Page 36 Installation / fitting Model GF-PM 60 Hz: 1800 min (460 V) Motor manufacturer: VEM [kW] I [A] dB(A) 50 Hz: 1500 min [kW] [kW] I [A] U [V] dB(A) 0.37 0.46 13.0 0.55 0.67 18.2 0.75 13.2 23.0 1.29 18.0 31.3 22.2 38.6...
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Page 37: Electrical Connection
The standard versions of the motors from 5.5 kW at 1500/1800 min-1 and motors of the UNIBLOCK-GFC and The cross-section and voltage drop of the feed line must UNIBLOCK-GF-PM type pumps ex works have a PTC ther- comply with the respective regulations. mistor (see Section 5.7.1, PTC Thermistor Connection). -
Page 38: Direction Of Rotation Check
Installation / fitting Direction of rotation check Caution! Make sure you check the direction of rotation during the initial commissioning procedure and also at each new installation Dry running the pump will destroy the location of three-phase pumps. An incorrect direction of mechanical seal! rotation results in decreased pump power output and can After starting up the pump switch it off... -
Page 39: Motor Connection Diagrams
Installation / fitting Motor connection diagrams 5.7.1 PTC thermistor connection Discrepancies can arise due to the various motor manu- facturers and motor sizes. Observe the documents accom- panying the motor and note the information in the terminal Caution! box cover. An incorrect electrical circuit arrange- ment will result in failure of the three- phase motor. -
Page 40: Ets X4
This enables the pump to be removed when the conditions. pipes are full. Frequency regulation of pumps of the UNIBLOCK-GF-PM - non-return valve between the pressure flange and gate type depending on the operating conditions valve. This prevents the pumped medium from flowing back after shutting off the pump and also it avoids liquid slugging. -
Page 41: Commissioning
Commissioning Commissioning Danger! Inspect the pump before commissioning and conduct a Air bubbles or accumulations of gas functional check. When doing this pay special attention to around the mechanical seal create a the following: dangerous explosive atmosphere. - Turn the motor shaft repeatedly by hand! Provide a constant supply of pumped - Never allow the pump to run dry! media to the feed and pressure pipe as... -
Page 42: Starting Up
Commissioning Important! Use a motor circuit breaker or corresponding motor protection with a tripping characteristic according to DIN VDE 0660. Do not exceed ten connecting procedures per hour. This prevents a sharp increase in temperature in the motor and an excessive load on the pump, motor, seals and bearing. Contact the respective manufacturer with regard to the per- missible switching frequency for any starter device. -
Page 43: Maintenance / Cleaning
Maintenance / cleaning Maintenance / cleaning Notice! Maintenance and cleaning work should only be implemented Pumped media can be hazardous to health. by specialist personnel. These personnel are to be pro- vided with personal protective equipment (e.g. protective Always wear personal protective equipment such as protec- gloves). -
Page 44: Maintenance Instructions For Prolonged Periods Of Inactivity
Maintenance / cleaning Danger! Caution! Flying sparks may cause a potentially Insufficient rotary motion of the motor fatal explosion. shaft leads to the impeller becoming jammed and a failure of the mechani- Before dismantling the pump in poten- cal seal! tially explosive atmospheres make sure the structure is adequately aerated. -
Page 45: Bearing Lubrication
Maintenance / cleaning For pump controllers it is recommended to programme 7.3.1 Relubrication unit an automatic start up every 48 hours for a maximum of 3 Depending on the motor manufacturer a standard relubrication seconds. unit is available for motors operating at 1500 (1800) min A start up procedure at approximately 5 Hz is advisable for - from 1.1 kW for both bearings or operation with frequency converters. -
Page 46: Greasing Intervals
Maintenance / cleaning Danger! Important! A failure of the mechanical seal can - Do not over-lubricate the bearing. create a potentially fatal explosive - Dispose of any lubrication properly. atmosphere. Ensure the proper function of the When using in service water or untreated water contact the mechanical seal by monitoring it manufacturer with regard to lubrication selection. -
Page 47: Tightening Torques For Nuts And Bolts
Maintenance / cleaning Danger! Incorrect heating of the three-phase motor can create a potentially fatal explosive atmosphere. It is imperative that the motor is kept clean. This will ensure adequate aera- tion. Tightening torques for nuts and bolts Non-stainless Stainless (A4) Thread 10.9 [Nm]... -
Page 48: Disturbance / Cause / Trouble Shooting
Disturbance / cause / trouble shooting Disturbance / cause / trouble Disturbance Cause Trouble shooting shooting The delivery of Density of the Dilute the the pump is too pumped medium pumped medium The facts and information described in this manual with low. - Page 49 Disturbance / cause / trouble shooting Disturbance Cause Trouble shooting Disturbance Cause Trouble shooting Pump vibrates or Anti-friction bear- Exchange anti- Bearing becomes Bearing running Top up grease, makes a noise. ing defective. friction bearing. without lubrica- replace bearing if tion: necessary.
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Page 50: Disassembly / Assembly
Disassembly / assembly Disassembly / assembly Important! The pump is predominantly manufactured from steel. Dis- Refrain from using excessive force while disassembling and pose of the pump, oils and any cleaning agents in accordance assembling the pump. with the applicable local environmental regulations. Cleaning implements (such as brushes, rags, etc.) are to be disposed of in accordance with the applicable environmental regulations or manufacturer's instructions. - Page 51 Disassembly / assembly Caution! Prise the complete inter- Escaping pumped media can burn changeable module on the hands and arms. intermediate casing (113) Ensure the pump casing is free from from the centering of the pressure. pump casing (101) using two Only then should you empty the jack screws.
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Page 52: Assembly
Disassembly / assembly Clean the chrome-nickel steel motor shaft of any residue and sediment deposits using fine emery cloth. Clean any deposits from the seating for the O-ring. Remove the key (940) from the keyseat. Important! Replace any seals that are removed. This ensures precise sealing. - Page 53 Disassembly / assembly When inserting the pressure-sensitive counter ring ensure - an even distribution of pressure, Screw the intermediate cas- - you use a clean pin with a soft seating and ing (113) to the block motor - that no foreign particles are located on the sliding sur- (802).
- Page 54 Disassembly / assembly Installation of mechanical seal with conical spring (5.2.1-5.2.2) 5.2.1 Slide the impeller (230) onto the motor shaft (819). Important! Insert the pin on the conical spring into the groove of the rotating sliding ring. Slide the components of the mechanical seal over the mo- tor shaft shoulder and up to the integrated counter ring in...
- Page 55 Disassembly / assembly Secure the cooling pipes to the pump casing (101) and intermediate casing (113) in the following manner: Important! Press the pressure ring back- - Too large an air gap results in significant performance wards. Then insert the hose reduction of the pump.
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