GRUNDFOS DATA BOOKLET NBE5-25/25 A-F2-A-BAQE Grundfos pump 9518635 Thank you for your interest in our products. Please contact us for more information, or visit our website https://www.lenntech.com/grundfos/nbe/9518635/nbe-5-25-25-a-f2-a-e-baqe.html info@lenntech.com tel. +31 2 61 9 fax. +31 2 616 289 BE > THINK > INNOVATE
Position Qty. Description 1 NBE 5-25/25 A-F2-A-E-BAQE Product No.: On request Non-self-priming, single-stage, centrifugal volute pump designed according to ISO 5199 with dimensions and rated performance according to EN 733 (1 bar). Flanges are PN 16 with dimensions according to EN 192-2. The pump has an axial suction port, radial discharge port, horizontal shaft and a back pull-out design enabling removal of the motor, motor stool, cover and impeller without disturbing the pump housing or pipework. The unbalanced rubber bellows seal is according to DIN EN 12756. The pump is close-coupled to a fan-cooled asynchronous motor. The motor includes a frequency converter and PI controller in the motor terminal box. This enables continuously variable control of the motor speed, which again enables adaptation of the performance to a given requirement. Further product details An external sensor can be connected if controlled pump operation is required for flow, differential pressure or temperature control. An operating panel on the motor terminal box enables setting of required setpoint as well as setting of pump to "Min." or "Max." operation or to "Stop". The operating panel has indicator lights for "Operation" and "Fault". Communication with the pump is possible by means of Grundfos GO Remote (accessory). The remote control enables further settings as well as reading out of a number of parameters such as "Actual value", "Speed", "Power input" and total "Power consumption". The back pull-out design means that the pump can be serviced by a single person without disturbing the pump housing or pipe work. Cast-iron parts have an epoxy-based coating made in a cathodic electro-deposition (CED) process. CED is a high-quality dip-painting process where an electrical field around the products ensures deposition of paint particles as a thin, well-controlled layer on the surface. An integral part of the process is a pretreatment. The entire process consists of these elements: 1) Alkaline-based cleaning. 2) Zinc phosphating. 3) Cathodic electro-deposition. 4) Curing to a dry film thickness 18-22 my m. The colour code for the finished product is NCS 9/RAL 95. Pump The pump housing has both a priming and a drain hole closed by plugs. The impeller is a closed impeller with double-curved blades with smooth surfaces. The impeller is statically balanced according to ISO 194-1 class G6.3 and hydraulically balanced to compensate for axial thrust. Wear rings used in pump housing and for impeller are made of bronze/brass or cast iron. Motor stool and pump cover are made of cast iron (EN-GJL-25). Coupling guards are fitted to the motor stool. The pump cover is provided with a manual air vent screw for venting of the pump housing and the shaft seal chamber. 1/12
The pump is fitted with an unbalanced rubber bellows seal with torque transmission across the spring and around the bellows. Due to the bellows, the seal does not wear the shaft, and the axial movement is not prevented by deposits on the shaft. Primary seal: Rotating seal ring material: carbon graphite, metal-impregnated Stationary seat material: silicon carbide (SiC) This material pairing has a very good corrosion resistance and is especially suitable for water up to 12 C. However, seal life will be reduced at temperatures above 9 C. The material pairing is not recommended for liquids containing particles as this will result in heavy wear on the SiC face. Secondary seal material: EPDM (ethylene-propylene rubber) EPDM has excellent resistance to hot water. EPDM is not suitable for mineral oils. Motor The motor is a totally enclosed, fan-cooled motor with principal dimensions to IEC and DIN standards. Electrical tolerances comply with IEC 634. The motor efficiency is classified as IE3 in accordance with IEC 634-3-1. The motor requires no external motor protection. The motor control unit incorporates protection against slow- and quick-rising temperatures, e.g. constant overload and stalled conditions. The terminal box holds terminals for these connections: - pump start/stop input (potential-free contact) - remote setpoint setting via analog signal, -1 V, (4)-2 ma - 1 V voltage supply for setpoint potentiometer, Imax = 5 ma - one analog sensor input, -1 V, (4)-2 ma - 24 V voltage supply for sensor, Imax = 4 ma - one digital input - two potential-free fault signal relays with changeover contact, reporting "Fault", "Operation" or "Ready" - RS-485 GENIbus connection - interface for Grundfos CIM fieldbus module. Technical data Liquid: Pumped liquid: Water Liquid temperature range:.. 12 C Liquid temperature during operation: 2 C Density: 998.2 kg/m³ Technical: Rated flow: Rated head: Actual impeller diameter: Impeller nom: Primary shaft seal: Secondary shaft seal: Curve tolerance: Materials: Pump housing: Impeller: Shaft: Rubber: Wear ring mat.: 7.4 m³/h 47 m 25 mm 25 mm BAQE NONE ISO996:212 3B Cast iron EN-GJL-25 ASTM A48-4 B Cast iron EN-GJL-2 ASTM A48-3 B Stainless steel 1.431 34 EPDM High alloy brass(cuzn34mn3ai2 Installation: Maximum ambient temperature: 4 C 2/12
Position Qty. Description Maximum operating pressure: 16 bar Flange standard: EN 192-2 Pump inlet: DN 65 Pump outlet: DN 5 Pressure rating: PN 16 Electrical data: Motor type: 16MD IE Efficiency class: IE3 Rated power - P2: kw Mains frequency: 5 Hz Rated voltage: 3 x 38-48 V Rated current: 3.-26. A Cos phi - power factor:.91-.86 Rated speed: 48-354 rpm Efficiency: IE3 91,9% Number of poles: 2 Enclosure class (IEC 34-5): IP55 Insulation class (IEC 85): F Lubricant type: Grease Others: Minimum efficiency index, MEI :.67 ErP status: EuP Standalone/Prod. Net weight: 187 kg Gross weight: 29 kg Shipping volume:.59 m³ 3/12
On request NBE 5-25/25 A-F2-A-E-BAQE 5 Hz H [m] NBE 5-25/25, 3*4 V eta [%] 6 1 % 55 5 45 9 % 1 9 4 35 8 % 8 7 3 7 % 6 25 5 2 6 % 4 5 % 3 1 4 % 2 5 25 % 1 5 1 2 25 3 35 4 45 5 55 6 65 7 75 8 85 P [kw] Q [m³/h] NPSH [m] P1 (motor+freq.converter) P2 1 1 5 5 4/12
4 x 19 1XM4+1XM2+2 4 x 19 4 18 21 18 164 1 5 471 1 342.5 Description General information: Value H [m] NBE 5-25/25, 3*4 V eta [%] Product name: NBE 5-25/25 A-F2-A-E-BAQE Product No: On request EAN number: On request Technical: Rated flow: 7.4 m³/h Rated head: 47 m Actual impeller diameter: 25 mm Impeller nom: 25 mm Primary shaft seal: BAQE Secondary shaft seal: NONE Shaft diameter: 24 mm Curve tolerance: ISO996:212 3B Pump version: A Materials: Pump housing: Cast iron EN-GJL-25 ASTM A48-4 B Impeller: Cast iron EN-GJL-2 ASTM A48-3 B Shaft: Stainless steel 1.431 34 Material code: A Rubber: EPDM Code for rubber: E 6 55 5 45 4 35 3 25 2 1 5 25 % 4 % 1 % 9 % 8 % 7 % 6 % 5 % 1 2 3 4 5 6 7 Q [m³/h] P NPSH [kw] [m] P1 (motor+freq.converter) 1 5 P2 1 9 8 7 6 5 4 3 2 1 1 5 Wear ring mat.: High alloy brass(cuzn34mn3ai2 Installation: Maximum ambient temperature: 4 C Maximum operating pressure: 16 bar Flange standard: EN 192-2 Pump inlet: DN 65 Pump outlet: DN 5 Pressure rating: PN 16 Wear ring(s): neckring(s) Connect code: F2 Liquid: Pumped liquid: Water Liquid temperature range:.. 12 C Liquid temperature during operation: 2 C Density: 998.2 kg/m³ Electrical data: Motor type: 16MD IE Efficiency class: IE3 Rated power - P2: kw Mains frequency: 5 Hz Rated voltage: 3 x 38-48 V Rated current: 3.-26. A Cos phi - power factor:.91-.86 Rated speed: 48-354 rpm Efficiency: IE3 91,9% Number of poles: 2 Enclosure class (IEC 34-5): IP55 Insulation class (IEC 85): F Motor protec: YES Motor No: 8591265 Mount. design. acc. IEC 34-7: IM B35 Lubricant type: Grease Controls: Control panel: Standard Function Module: PUMP I/O Group 1 Group 2 B 65 4 x 19 Y A 1 7 8 342.5 4-2 ma 9 /4-2 ma -1 V 1 RUN 1K 35 STOP -1 V /4-2 ma 1/ 6 5 4 3 2 Group 3 471 4 NC C2 NO NC C1 NO L1 L2 L3 1: Digital input 9: GND (frame) 8: +24 V 7: Sensor input B: RS-485B Y: Screen A: RS-485A 6: GND (frame) 5: +1 V 4: Setpoint input 3: GND (frame) 2: Start/stop 1 21 21 38 1XM4+1XM2+2 4 x 19 164 5 18 18 225 16 21 254 5/12
Description Value Others: Minimum efficiency index, MEI :.67 ErP status: EuP Standalone/Prod. Net weight: 187 kg Gross weight: 29 kg Shipping volume:.59 m³ Config. file no: 95139414 6/12
On request NBE 5-25/25 A-F2-A-E-BAQE 5 Hz cos phi eta NBE5-25/25 + 16MD kw 3*4 V, 5 Hz I [A] cos phi eta.8 4.6 3 I.4 2.2 1. 1 2 3 4 5 6 7 8 9 1 11 12 13 14 n [rpm] P2 [kw] P1 [kw] 3 n 2 2 P1 (motor+freq.converter) 1 1 n = 1 % 7/12
On request NBE 5-25/25 A-F2-A-E-BAQE 5 Hz 65 16 225 254 1 164 5 18 21 35 21 21 38 4 x 19 342.5 471 4 1 1XM4+1XM2+2 4 x 19 18 Note! All units are in [mm] unless others are stated. Disclaimer: This simplified dimensional drawing does not show all details. 8/12
Exploded view 251a 251d 77 28 7 7a 17 31a 219 92 31a 11 9 92 51 11b 1 2a 2 66a 67 49 45 18 53a 53 2a 217 531a 534 531 534a 6 9/12
Sectional drawing (TM582 for TPE2,TPE3) 5 4 3 2 1 TM582 1/12
Exploded view ( TM5726 for MGE model H/I ) 251d 251b 291 29 293 287 287a 52 277a 273b 277 252a 286 273a 273 275a 266 268 268a 289a 289 251a 288b 288 288a 252b 9e 7 8 6c 6 1 2 172 4 185 178 6d 187 3 188 191 6c 6b 192 9d 11/12
Parts list NBE 5-25/25, Product No. On request Valid from 2.6.28 (825) Pos Description Annotation Données de classification Référence Quantité Unité + Motor 1 pcs - Nut 1 pcs 66 Washer 1 66a Spring lock washer 1 67 Nut Thread: M14 1 - Motor stool cpl. 1 pcs 1a Motor stool 1 7 Coupling guard 2 77a Pan head screw 4 - Pump housing cpl. 1 pcs 6 Pump housing 1 36 Nut Thread: M1 1 - Stub shaft 1 pcs 9 Socket set screw Length (mm): 6 2 Thread: M8 11 Parallel key Dimension: 6X6X35 1 51 Pump shaft 1 49 Impeller 1 pcs 72a O-ring Diameter: 253,6 1 pcs Material type: EPDM Thickness: 3,53 Shaft seal Material type: BAQE 1 pcs 12/12
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