GRUNDFOS DATA BOOKLET
CRK 4-140 A-W-A-BUBV 85805710 3X230D
Grundfos Pump 41907114
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Qty. Description
1
CRK 4-140/14 A-W-A-AUUV
Note! Product picture may differ from actual product
Product No.: 41907114
Multistage, immersible, self-priming, centrifugal
pump for vertical installation in tanks etc.
The pump has the following characteristics:
- Installation length according to DIN 5440.
- Impellers, intermediate chambers and spline
shaft are made of Stainless steel.
- Mechanical shaft seal according to EN 12756.
- Power transmission via cast iron
split coupling.
The motor is a 3-phase AC motor.
Immersion depth: 493 mmmm
Liquid:
Pumped liquid:
Liquid temperature range:
Liquid temp:
Density:
Water
263 .. 363 K
293 K
998.2 kg/m³
Technical:
Speed for pump data:
Rated flow:
Rated head:
Shaft seal:
Curve tolerance:
2900 rpm
6 m³/h
90.5 m
AUUV
ISO 9906:1999 Annex A
Materials:
Pump head:
Impeller:
Cast iron
EN-JL1030
ASTM A48-30 B
Stainless steel
DIN W.-Nr. 1.4301
AISI 304
Installation:
Maximum ambient temperature: 333 K
Pipe connection:
G 1 1/4
Flange size for motor:
FT130
Printed from Grundfos CAPS [2013.03.059]
1/6
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Date:
Position
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+31 15 2610900
+31 15 2616289
-
Qty. Description
Electrical data:
Motor type:
Number of poles:
Rated power - P2:
Power (P2) required by pump:
Mains frequency:
Rated voltage:
Rated current:
Starting current:
Cos phi - power factor:
Rated speed:
Motor efficiency at full load:
Motor efficiency at 3/4 load:
Motor efficiency at 1/2 load:
Enclosure class (IEC 34-5):
Insulation class (IEC 85):
100LC
2
3 kW
3 kW
50 Hz
3 x 220-240 D/380-415 Y V
11,0/6,30 A
840-920 %
0,87-0,82
2900-2920 rpm
84,6-84,6 %
86-86 %
85,5-84 %
55 (Protect. water jets/dust)
F
Others:
Minimum efficiency index, MEI ≥: 0,70
Net weight:
34.9 kg
Printed from Grundfos CAPS [2013.03.059]
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Company name:
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Phone:
Fax:
Date:
Lenntech BV - lenntech.com
info@lenntech.com
+31 15 2610900
+31 15 2616289
-
41907114 CRK 4-140/14 50 Hz
H
[m]
CRK 4-140/14, 50Hz
eta
[%]
Pumped liquid = Water
Liquid temperature = 293 K
Density = 998.2 kg/m³
150
140
130
120
110
100
100
90
90
80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
0
0
0
0.5
1.0
1.5
2.0
2.5
P2
[kW]
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0 Q [m³/h]
NPSH
[m]
2.5
5
2.0
4
1.5
3
1.0
2
0.5
1
0.0
0
Printed from Grundfos CAPS [2013.03.059]
3/6
Company name:
Created by:
Phone:
Fax:
Date:
Technical:
Speed for pump data:
Rated flow:
Rated head:
Impellers:
Shaft seal:
Curve tolerance:
Stages:
Pump version:
Model:
Materials:
Pump head:
CRK 4-140/14 A-W-A-AUUV
41907114
5708601063374
2900 rpm
6 m³/h
90.5 m
14
AUUV
ISO 9906:1999 Annex A
14
A
B
Material code:
Cast iron
EN-JL1030
ASTM A48-30 B
Stainless steel
DIN W.-Nr. 1.4301
AISI 304
A
Installation:
Maximum ambient temperature:
Connect code:
Pipe connection:
Flange size for motor:
333 K
W
G 1 1/4
FT130
Liquid:
Pumped liquid:
Liquid temperature range:
Liquid temp:
Density:
Water
263 .. 363 K
293 K
998.2 kg/m³
Electrical data:
Motor type:
Number of poles:
Rated power - P2:
Power (P2) required by pump:
Mains frequency:
Rated voltage:
Rated current:
Starting current:
Cos phi - power factor:
Rated speed:
Motor efficiency at full load:
Motor efficiency at 3/4 load:
Motor efficiency at 1/2 load:
Enclosure class (IEC 34-5):
Insulation class (IEC 85):
Motor protec:
Motor No:
100LC
2
3 kW
3 kW
50 Hz
3 x 220-240 D/380-415 Y V
11,0/6,30 A
840-920 %
0,87-0,82
2900-2920 rpm
84,6-84,6 %
86-86 %
85,5-84 %
55 (Protect. water jets/dust)
F
PTC
85D05510
Others:
Minimum efficiency index, MEI ≥:
Net weight:
0,70
34.9 kg
CRK 4-140/14, 50Hz
eta
[%]
Pumped liquid = Water
Liquid temperature = 293 K
Density = 998.2 kg/m³
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
10
0
0
1
2
3
4
5
6
7
P2
[kW]
Q [m³/h]
NPSH
[m]
2
4
1
2
0
0
180
160
140
4 x 7.5
32
931
493
438
160
178
CONNECTED TO AMPLIFIER RELAY FOR CONTROL OF MAIN SUPPLY
THERMISTORS PTC ACCORDING TO DIN 44082
L2
L3
+T
L1
+T
TO AMPLIFIER
RELAY
+T
TO AMPLIFIER
RELAY
+T
L1
+T
L2
L3
+T
IEC TP211 THERMALLY PROTECTED WHEN THE THERMISTORS ARE
Printed from Grundfos CAPS [2013.03.059]
103
G 1 1/4
Impeller:
H
[m]
100
Product name:
Product No:
EAN number:
Value
110
Description
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info@lenntech.com
+31 15 2610900
+31 15 2616289
-
4/6
Company name:
Created by:
Phone:
Fax:
Date:
Lenntech BV - lenntech.com
info@lenntech.com
+31 15 2610900
+31 15 2616289
-
41907114 CRK 4-140/14 50 Hz
178
438
110
160
100
103
931
32
G 1 1/4
4 x 7.5
493
140
160
180
Note! All units are in [mm] unless others are stated.
Disclaimer: This simplified dimensional drawing does not show all details.
Printed from Grundfos CAPS [2013.03.059]
5/6
Company name:
Created by:
Phone:
Fax:
Date:
Lenntech BV - lenntech.com
info@lenntech.com
+31 15 2610900
+31 15 2616289
-
41907114 CRK 4-140/14 50 Hz
+T
+T
TO AMPLIFIER
RELAY
L1
+T
L2
+T
L3
+T
TO AMPLIFIER
IEC TP211 THERMALLY PROTECTED WHEN THE THERMISTORS ARE
CONNECTED TO AMPLIFIER RELAY FOR CONTROL OF MAIN SUPPLY
THERMISTORS PTC ACCORDING TO DIN 44082
+T
RELAY
L1
L2
L3
Note! All units are in [mm] unless others are stated.
Printed from Grundfos CAPS [2013.03.059]
6/6
Disclaimer: The information about the Grundfos pump in this document may be outdated.
Data may be subject to alterations without further notice.
Please contact us to verify the data above is still accurate/up-to-date.
All information is copyright Grundfos.
info@lenntech.com
www.lenntech.com
tel. +31-15-261.09.00
fax. +31-15-261.62.89