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Grundfos MTR 1, Инструкция по эксплуатации

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8.1 受污染的产品

小心
生物危险
轻度或中度人身伤害

‐

拆卸后，用清水将泵彻底冲洗干净，并
用水冲洗泵部件。

若水泵应用于会对人体产生危害的有毒液体，则必须
将其归类为受污染水泵。 如需格兰富对水泵进行维
修，必须在将水泵退回维修之前，向格兰富提供关于
泵送液体的详细信息。 否则格兰富有权拒绝对该产品
进行维修。
任何维修申请必须包含泵送液体的详细信息。
在返还产品之前，尽可能将产品清洗干净。 退回产品
可能发生的费用由客户承担。

相关信息

9.1  永久停泵

8.2 维修文档

水泵
维修说明书和维修套件均可登录格兰富产品中心
(http://product-selection.grundfos.com)获取。

格兰富电机
维修文档可登录格兰富产品中心 http：//product-
selection.grundfos.com 获取。 如您有任何问题，请
与附近的格兰富公司或服务站联系。

除格兰富以外的其他品牌采购电机
联系电机制造商。

8.3 维护

8.3.1 定期检查
根据运行的条件和时间，定期进行如下检查。

•

检查液体容量和运行压力。

•

检查是否有泄漏。

•

检查电机是否过热。

•

检查电机保护断路器是否工作正常。

•

检查各处控制装置是否工作正常。

如上述检查中未发现任何异常现象，则无需进一步检
查。
若发现任何故障，请依据“故障排除”章节中所述检
查故障情况。

相关信息

10.  故障查寻

8.3.2
泵的轴承和轴封无需维护。

8.3.3 过滤装置
定期清洁切屑盘和过滤器，以确保液体流量正常。 由
此可以延长泵的使用寿命。

8.3.4 电机轴承
不带油嘴的电机无需维护。
带油嘴的电机需使用高温锂基润滑脂进行润滑。 参见
风扇盖上的说明。
如果是季节性运行，且电机每年闲置时间超过 6 个
月，请在电机停止使用时用油脂润滑电机。
根据环境温度并结合下表更换或润滑电机轴承。

•

下表适用于二极电机。

•

四极电机的间隔时间是二极电机间隔时间的两倍。

如果环境温度低于 40°C，请按照 40°C 时的间隔更
换或润滑轴承。

二极电机的间隔：

电机规格

[kW]

轴承更换间隔

[运行时间 *]

40 °C 45 °C 50 °C 55 °C 60 °C

0.37 -

0.75

18000

-

-

-

-

1.1 - 7.5

20000 15500 12500 10000

750

*

表内注明的轴承更换运行小时数仅作为指导。

 

电机规格

[kW]

润滑周期

[运行时间]

40 °C 45 °C 50 °C 55 °C 60 °C

11 - 18.5

4500

3400

2500

1700

1100

22

4000

3100

2300

1500

1000

30-55

4000

3000

2000

1500

-

75

2000

1500

1000

500

-

8.3.5 耦合调整
若要调整 MTR 1s 至 20 内的联轴器，请参见附录中的
图纸。
若要调整 MTR 32、45、64 内的联轴器，请参见附录
中的图纸。

相关信息

A.1.  Coupling adjustment of MTR 1s to 20
A.2.  Coupling adjustment of MTR 32, 45, 64

33

中文 (CN)

Содержание MTR 1

Страница 1: ...MTR 50 60 Hz IEC Installation and operating instructions GRUNDFOS INSTRUCTIONS...

Страница 2: ......

Страница 3: ...MTR English GB Installation and operating instructions 4 CN 23 KO 41 TW 59 Appendix A 76 Appendix B 78 Declaration of conformity 79 Declaration of conformity 83 3 Table of contents...

Страница 4: ...mp runs but gives no liquid or the pump performance is not constant 19 10 6 Leakage from the shaft seal 19 10 7 Noise 19 11 Technical data 20 11 1 Operating conditions 20 11 2 Electrical data 21 11 3...

Страница 5: ...s of stainless steel grade EN DIN 1 4301 N version with wetted parts of stainless steel grade EN DIN 1 4401 2 1 Intended use The tank mounted multistage centrifugal pumps are designed for the followin...

Страница 6: ...system pressure maximum liquid temperature 16 Technical file number stated if the pump is ATEX classified or customer specific infor mation Pos Description 17 Serial number stated if the pump is ATEX...

Страница 7: ...ge G ANSI flange J JIS flange Code Description M Square flange W Internal thread WB NPT internal thread X Special version Materials A Basic version I Wetted parts EN DIN 1 4301 AISI 304 N Wetted parts...

Страница 8: ...e the motor eyebolts to lift the entire product if the pump is fitted with a motor of another make than Grund fos MG and MGE Follow the lifting instructions Use lifting equipment which is ap proved fo...

Страница 9: ...f the drain holes in the motor flange Related information 4 1 Location 5 Mechanical installation WARNING Moving parts Death or serious personal injury Tighten the coupling screws to the cor rect torqu...

Страница 10: ...ainer must be at least 25 mm above the bottom of the tank The pumps are designed to provide full performance down to a level of A mm above the bottom of the strainer At a liquid level between A and B...

Страница 11: ...e to confirm that the pump is suitable for horizontal mounting The code for the pump version must be H See the section on type key Check if the motor needs support Motors from 5 5 kW and up have a foo...

Страница 12: ...otective circuit breaker 6 1 Changing the terminal box position WARNING Electric shock Death or serious personal injury Switch off the power supply before you start any work on the product Make sure t...

Страница 13: ...ee phase MG motors with phase insulation to a frequency converter Other motor makes than those supplied by Grundfos Contact Grundfos or the motor manufacturer 6 2 3 Phase insulation MG 71 and 80 MG mo...

Страница 14: ...tric shock Death or serious personal injury Switch off the power supply before you start any work on the product Make sure that the power supply cannot be switched on accidentally WARNING Moving parts...

Страница 15: ...d time of operation Check the quantity of liquid and the operating pressure Check that there are no leaks Check that the motor is not overheating Check the tripping function of the motor protective ci...

Страница 16: ...h or serious personal injury Do not use the motor eyebolts to lift the entire product if the pump is fitted with a motor of another make than Grund fos MG and MGE Follow the lifting instructions Use l...

Страница 17: ...Minor or moderate personal injury Wear personal protective equipment CAUTION Hot or cold surface Minor or moderate personal injury Make sure that no one can accidentally come into contact with hot or...

Страница 18: ...uit breaker is too low Set the motor protective circuit breaker correctly 10 3 The motor protective circuit breaker trips occasionally Cause Remedy The overload setting for the motor protective circui...

Страница 19: ...s not rotate freely because of an incorrect pump shaft position frictional resistance Adjust the pump shaft Frequency converter operation Frequency converter operation may cause increased acoustic noi...

Страница 20: ...a percentage of the rated flow rate in relation to the liquid temperature 40 50 60 80 70 90 100 10 0 20 30 110 120 Qmin t C O TM045693 Minimum flow rate in percentage of the rated flow rate Do not use...

Страница 21: ...t temperature of 75 C multiply the derating factors The motor must not be loaded more than 88 78 68 6 of the rated output If the motor load is not reduced in case the ambient temperature or installati...

Страница 22: ...ds within the whole operating range However the maximum temperature for the pump is 90 C Pump type MTRE 1s 1 3 HS Minimum liquid temperature C 10 Maximum liquid temperature C 90 Maximum operating pres...

Страница 23: ...6 3 1 26 3 2 26 3 3 26 4 27 4 1 27 5 27 5 1 28 6 30 6 1 31 6 2 31 7 31 7 1 31 7 2 32 8 32 8 1 33 8 2 33 8 3 33 9 34 9 1 34 10 35 10 1 35 10 2 35 10 3 35 10 4 36 10 5 37 10 6 37 10 7 37 11 38 11 1 38 1...

Страница 24: ...del A 96889995 P1 1019 f 50 Hz 1 1 P2 kW 30 3 m min Hmax 2853 n Q 10 m h H 22 7 m CCW bar C 25 90 Made in Hungary pmax tmax Serial No 0001 MEI 0 70 p 3 1 DK 8850 Bjerringbro Denmark 1 2 3 4 5 6 7 8 9...

Страница 25: ...1 A F A HUUV MTR E 32 m 3 h 2 1 1 A F A H U U V A B TM014993 A B 5 1 2 H 2 3 2 1 A B C D E F 120 C H HS J E L P T X F DIN G ANSI J JIS M W WB NPT X A I EN DIN 1 4301 AISI 304 N EN DIN 1 4401 AISI 316...

Страница 26: ...B Q U V E EPDM F FXM Fluoraz K FFKM Kalrez P NBR V FKM Viton 3 3 1 3 2 1 2 3 2 3 1 MTR MTRE 3 3 MG MGE 3 3 1 45 kW 0 37 5 5 kW MG MGE TM068597 26 CN...

Страница 27: ...7 5 22 kW MG MGE TM068598 7 5 45 kW MG MGE TM068599 4 4 1 4 1 1 4 1 1 4 1 5 27 CN...

Страница 28: ...D2 D3 L C X MTR 1s 1 2 3 4 5 8 A 140 160 180 100 Rp 1 1 4 G 1 1 4 7 5 MTR 1s 1 2 3 4 5 8 I N 140 160 180 100 Rp 1 1 4 G 1 1 4 9 MTR 10 15 20 200 225 250 125 Rp 2 G 2 9 MTR 32 190 220 250 150 DN 65 12...

Страница 29: ...m MTR 32 45 64 A mm B mm MTR 1s 1 2 3 4 5 8 41 28 MTR 10 15 20 50 25 MTR 32 45 64 70 25 mm 25 mm A B 25 mm 25 mm TM072800 MTR 1s 1 2 3 4 5 8 B A 25 mm 25 mm TM059087 MTR 10 15 20 A 25 mm 25 mm TM05908...

Страница 30: ...5 1 2 H MTR MTRE H TM071679 MTR H TM071680 MTR H H 5 5 kW H MTR MTRE 1s 1 2 3 4 5 8 10 15 20 MTR MTRE 32 45 64 2 3 2 MTR MTRE 6 CUE OFF EN 60204 1 5 3 2 30 CN...

Страница 31: ...1 IEC 60034 17 dU dt 225 45 kW 2 30 kW 4 22 kW 6 6 2 2 200 240 V 240 V 380 500 V 25 460 V 25 460 V 500 V 500 V IEC 60034 25 225 440 V MG 71 MG 80 1 1 kW 2 0 75 kW 4 650 V 240 V MG 71 MG 80 MG 71 MG 80...

Страница 32: ...7 2 1 2 1 1 TM016428 3 TM075491 4 5 6 7 8 MG MGE 32 CN...

Страница 33: ...40 C 45 C 50 C 55 C 60 C 0 37 0 75 18000 1 1 7 5 20000 15500 12500 10000 750 kW 40 C 45 C 50 C 55 C 60 C 11 18 5 4500 3400 2500 1700 1100 22 4000 3100 2300 1500 1000 30 55 4000 3000 2000 1500 75 2000...

Страница 34: ...9 9 1 MG MGE 8 1 34 CN...

Страница 35: ...10 8 3 1 10 1 10 2 10 3 35 CN...

Страница 36: ...10 4 36 CN...

Страница 37: ...10 5 10 6 10 7 IEC 60034 17 dU dt 6 2 37 CN...

Страница 38: ...t C TM027854 C HUUE HUUV O HUUE HUUV EPDM FKM 10 90 11 1 3 40 50 60 80 70 90 100 10 0 20 30 110 120 Qmin t C O TM045693 11 1 4 kW C m 0 06 0 18 Siemens 40 1000 0 25 0 55 Grundfos MG 40 1000 0 75 22 G...

Страница 39: ...55 0 55 50 53 0 75 50 54 1 1 52 57 1 5 54 59 2 2 54 59 50 Hz ISO 3743 2 ISO 1680 60 Hz ISO 3743 2 ISO 1680 kW LpA dB A LpA dB A 3 0 55 60 4 0 62 66 5 5 60 65 7 5 60 65 11 60 65 15 60 65 18 5 60 65 22...

Страница 40: ...3 8000 12 000 MTR MTRE HUUV 90 MTRE 1s 1 3 HS C 10 C 90 bar 38 11 3 2 MTRE 1s 1 3 HS MTRE 1s 1 3 HS 100 Hz kW rpm LpA dB A 4 5400 74 5 5 5300 74 7 5 5100 79 12 1 2 www grundfos com product recycling...

Страница 41: ...4 3 1 44 3 2 44 3 3 44 4 45 4 1 45 5 45 5 1 45 6 48 6 1 48 6 2 49 7 49 7 1 49 7 2 49 8 50 8 1 51 8 2 51 8 3 51 9 52 9 1 52 10 53 10 1 53 10 2 53 10 3 54 10 4 54 10 5 55 10 6 55 10 7 55 11 56 11 1 56 1...

Страница 42: ...A 96889995 P1 1019 f 50 Hz 1 1 P2 kW 30 3 m min Hmax 2853 n Q 10 m h H 22 7 m CCW bar C 25 90 Made in Hungary pmax tmax Serial No 0001 MEI 0 70 p 3 1 DK 8850 Bjerringbro Denmark 1 2 3 4 5 6 7 8 9 10...

Страница 43: ...1 A F A HUUV MTR E 32 m3 h 2 1 1 A F A H U U V A B TM014993 A B 5 1 2 H 2 3 2 1 A B C D E F 120 C H HS J E L P T X F DIN G ANSI J JIS M W WB NPT X A I EN DIN 1 4301 AISI 304 N EN DIN 1 4401 AISI 316...

Страница 44: ...Q U V E EPDM F FXM Fluoraz K FFKM Kalrez P NBR V FKM Viton 3 3 1 3 2 1 2 3 2 3 1 MTR MTRE 3 3 MG MGE 3 3 1 45 kW 0 37 5 5 kW MG MGE TM068597 44 KO...

Страница 45: ...7 5 22 kW MG MGE TM068598 7 5 45 kW MG MGE TM068599 4 4 1 4 1 1 4 1 1 4 1 5 5 1 MTR H 4 D1 D2 D3 4 x X C L TM028042 45 KO...

Страница 46: ...1 1 4 9 MTR 10 15 20 200 225 250 125 Rp 2 G 2 9 MTR 32 190 220 250 150 DN 65 12 MTR 45 64 240 265 290 165 DN 80 12 5 1 1 25 mm A mm A mm B mm MTR 32 45 64 A mm B mm MTR 1s 1 2 3 4 5 8 41 28 MTR 10 15...

Страница 47: ...A 25 mm 25 mm TM059085 MTR 32 45 64 5 1 2 H MTR MTRE H TM071679 MTR H TM071680 MTR H H 5 5 kW H MTR MTRE 1s 1 2 3 4 5 8 10 15 20 MTR MTRE 32 45 64 2 3 2 MTR MTRE 47 KO...

Страница 48: ...6 CUE OFF EN 60204 1 5 3 2 3 6 1 90 4 270 o 180 o 90 o 0 o TM004257 1 2 3 4 5 48 KO...

Страница 49: ...22 kW 6 2 2 200 240 V 240V output 380 500 V 25 m 460 V 25 m 460 V sine wave 500 V 500 V IEC 60034 25 225 440V MG 71 MG80 650V 2 1 1 kW 4 0 75 kW 240 V MG 71 MG 80 sine wave MG 71 MG 80 3 MG 6 2 3 MG 7...

Страница 50: ...2 1 1 TM016428 3 TM075491 4 5 6 7 8 MG MGE 50 KO...

Страница 51: ...2 kW 40 C 45 C 50 C 55 C 60 C 0 37 0 75 18000 1 1 7 5 20000 15500 12500 10000 750 kW 40 C 45 C 50 C 55 C 60 C 11 18 5 4500 3400 2500 1700 1100 22 4000 3100 2300 1500 1000 30 55 4000 3000 2000 1500 75...

Страница 52: ...9 9 1 MG MGE 8 1 52 KO...

Страница 53: ...10 8 3 1 10 1 10 2 53 KO...

Страница 54: ...10 3 10 4 54 KO...

Страница 55: ...10 5 10 6 10 7 IEC 60034 17 dU dt 6 2 55 KO...

Страница 56: ...1 2 11 1 2 1 MTR MTRE 20 10 0 10 20 30 40 50 60 70 80 90 100 110 0 5 10 15 20 25 30 35 p bar HUUE HUUV t C TM027854 Temperatur e range C HUUE HUUV O HUUE HUUV EPDM FKM 10 90 11 1 3 40 50 60 80 70 90...

Страница 57: ...25 0 55 Grundfos MG IE3 2 0 75 22 Grundfos MG IE3 3 30 45 Siemens IE3 2 2 kW IE3 2 4750m 88 75 C 78 75 C 4750 m 88 78 68 6 11 1 5 kW 0 06 0 18 100 0 25 2 2 250 3 4 100 5 5 11 50 15 22 40 30 45 8 11 1...

Страница 58: ...60 80 100 120 140 C F 30 25 20 15 100 200 300 400 500 600 10 5 0 0 bar psi 40 40 20 1 2 3 40 35 3 0 TM036122 MTRE HS HUUE HUUV 1 2 3 3 8000 12 000 MTR MTRE HUUV 90 C MTRE 1s 1 3 HS C 10 C 90 bar 38 1...

Страница 59: ...2 3 1 62 3 2 62 3 3 62 4 63 4 1 63 5 63 5 1 63 6 66 6 1 66 6 2 66 7 67 7 1 67 7 2 67 8 67 8 1 68 8 2 68 8 3 68 9 69 9 1 69 10 70 10 1 70 10 2 70 10 3 70 10 4 71 10 5 72 10 6 72 10 7 72 11 73 11 1 73 1...

Страница 60: ...96889995 P1 1019 f 50 Hz 1 1 P2 kW 30 3 m min Hmax 2853 n Q 10 m h H 22 7 m CCW bar C 25 90 Made in Hungary pmax tmax Serial No 0001 MEI 0 70 p 3 1 DK 8850 Bjerringbro Denmark 1 2 3 4 5 6 7 8 9 10 11...

Страница 61: ...1 A F A HUUV MTR E 32 m3 h 2 1 1 A F A H U U V A B TM014993 A B 5 1 2 H 2 3 2 1 A B C D E F 120 C H HS J E L P T X F DIN G ANSI J JIS M W WB NPT X A I EN DIN 1 4301 AISI 304 N EN DIN 1 4401 AISI 316...

Страница 62: ...Q U V E EPDM F FXM Fluoraz K FFKM Kalrez P NBR V FKM Viton 3 3 1 3 2 1 2 3 2 3 1 MTR MTRE 3 3 MG MGE 3 3 1 45 kW 0 37 5 5 kW MG MGE TM068597 62 TW...

Страница 63: ...7 5 22 kW MG MGE TM068598 7 5 45 kW MG MGE TM068599 4 4 1 4 1 1 4 1 1 4 1 5 5 1 MTR H D1 D2 D3 4 x X C L TM028042 63 TW...

Страница 64: ...0 180 100 Rp 1 1 4 G 1 1 4 9 MTR 10 15 20 200 225 250 125 Rp 2 G 2 9 MTR 32 190 220 250 150 DN 65 12 MTR 45 64 240 265 290 165 DN 80 12 5 1 1 25 mm Amm A B mm MTR 32 45 64 A mm B mm MTR 1s 1 2 3 4 5 8...

Страница 65: ...25 mm 25 mm TM059087 MTR 10 15 20 A 25 mm 25 mm TM059085 MTR 32 45 64 5 1 2 H MTR MTRE H TM071679 MTR H TM071680 MTR H H 5 5 kW H MTR MTRE 1s 1 2 3 4 5 8 10 15 20 MTR MTRE 32 45 64 2 3 2 MTR MTRE 65...

Страница 66: ...o 90 o 0 o TM004257 1 2 3 4 5 6 2 IEC 60034 10 7 6 2 1 IEC 60034 17 dU dt 225 45 kW 2 30 kW 4 22 kW 6 6 2 2 200 240 V 240 V 380 500 V 25 460 V 25 460 V 500 V 500 V IEC 60034 25 225 MG 71 MG 80 1 1 kW...

Страница 67: ...6 2 3 MG 71 80 MG 71 80 460 V MG 1200 V x 2000 V sec LC 7 7 1 7 2 1 2 1 1 TM016428 3 TM075491 4 5 6 7 8 MG MGE 67 TW...

Страница 68: ...8 1 9 1 8 2 http product selection grundfos com http product selection grundfos com 8 3 8 3 1 10 8 3 2 8 3 3 68 TW...

Страница 69: ...500 12500 10000 750 kW 40 C 45 C 50 C 55 C 60 C 11 18 5 4500 3400 2500 1700 1100 22 4000 3100 2300 1500 1000 30 55 4000 3000 2000 1500 75 2000 1500 1000 500 8 3 5 MTR 1s 20 MTR 32 45 64 A 1 Coupling a...

Страница 70: ...10 8 3 1 10 1 10 2 10 3 70 TW...

Страница 71: ...10 4 71 TW...

Страница 72: ...10 5 10 6 10 7 IEC 60034 17 dU dt 6 2 72 TW...

Страница 73: ...MTR F 11 1 2 11 1 2 1 MTR MTRE 20 10 0 10 20 30 40 50 60 70 80 90 100 110 0 5 10 15 20 25 30 35 p bar HUUE HUUV t C TM027854 C HUUE HUUV O HUUE HUUV EPDM FKM 10 90 11 1 3 40 50 60 80 70 90 100 10 0 2...

Страница 74: ...0 55 Grundfos MG IE3 2 0 75 22 Grundfos MG IE3 3 30 45 Siemens IE3 2 2 kW IE3 2 4750 88 75 C 78 4750 75 C 88 78 68 6 11 1 5 kW 0 06 0 18 100 0 25 2 2 250 3 4 100 5 5 11 50 15 22 40 30 45 8 11 1 6 Grun...

Страница 75: ...60 80 100 120 140 C F 30 25 20 15 100 200 300 400 500 600 10 5 0 0 bar psi 40 40 20 1 2 3 40 35 3 0 TM036122 MTRE HS HUUE HUUV 1 2 3 3 8000 12 000 MTR MTRE HUUV 90 C MTRE 1s 1 3 HS C 10 C 90 bar 38 1...

Страница 76: ...ppendix A A 1 Coupling adjustment of MTR 1s to 20 TM028050 TM028051 M6 13 Nm M8 31 Nm M10 62 Nm TM079040 M5 2 5 Nm TM079041 Related information 8 3 5 Coupling adjustment 8 3 5 8 3 5 8 3 5 76 Appendix...

Страница 77: ...A 2 Coupling adjustment of MTR 32 45 64 1 7 mm 1 2 TM079042 TM019788 Related information 8 3 5 8 3 5 8 3 5 8 3 5 Coupling adjustment 77 Appendix A...

Страница 78: ...Appendix B B 1 China RoHS table A Pb Hg Cd Cr6 PBB PBDE X O O O O O X O O O O O X O O O O O X O O O O O X O O O O O SJ T 11364 O GB T 26572 X GB T 26572 10 78 Appendix B...

Страница 79: ...uiente declaraci n cumplen lo establecido por las siguientes Directivas del Consejo sobre la aproximaci n de las legislaciones de los Estados miembros de la CE UE FI EY EU vaatimustenmukaisuusvakuutus...

Страница 80: ...lor membre CE UE RS Deklaracija o uskla enosti EC EU Mi kompanija Grundfos izjavljujemo pod punom vlastitom odgovorno u da je proizvod MTR SPK MTH MTC MTS na koji se odnosi deklaracija ispod u skladu...

Страница 81: ...ghampiran undang undang negara ahli EC EU NO EFs EUs samsvars rkl ring Vi Grundfos erkl rer under v rt eneansvar at produktene MTR SPK MTH MTC MTS som denne erkl ringen gjelder er i samsvar med styret...

Страница 82: ...valid when published as part of the Grundfos installation and operating instructions or safety instructions publication number 98476088 96440790 96496967 98189180 Bjerringbro January 1 2022 Jimm Feldb...

Страница 83: ...and Energy Information Regulations 2021 and 2019 The Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2019 Standards used EN IEC 63000 2018 Th...

Страница 84: ...85 716 111 Denmark GRUNDFOS DK A S Martin Bachs Vej 3 DK 8850 Bjerringbro Tel 45 87 50 50 50 Fax 45 87 50 51 51 E mail info_GDK grundfos com www grundfos com DK Estonia GRUNDFOS Pumps Eesti O Peterbur...

Страница 85: ...Singapore Pte Ltd 25 Jalan Tukang Singapore 619264 Tel 65 6681 9688 Faxax 65 6681 9689 Slovakia GRUNDFOS s r o Prievozsk 4D 821 09 BRATISLAVA Tel 421 2 5020 1426 sk grundfos com Slovenia GRUNDFOS LJUB...

Страница 86: ...demarks displayed in this material including but not limited to Grundfos the Grundfos logo and be think innovate are registered trademarks owned by The Grundfos Group All rights reserved 2022 Grundfos...

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