GRUNDFOS DATA BOOKLET
CRK 4-120 A-W-I-AUUV IP55 4KW
Grundfos Pump 41917072
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Qty. Description
1
CRK 4-120/12 A-W-I-AUUV
Note! Product picture may differ from actual product
Product No.: 41917072
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: 439 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:
Shaft seal:
Curve tolerance:
3500 rpm
AUUV
ISO 9906:1999 Annex A
Materials:
Pump head:
Impeller:
Stainless steel
DIN W.-Nr. 1.4401
AISI 316
Stainless steel
DIN W.-Nr. 1.4301
AISI 304
Installation:
Maximum ambient temperature: 333 K
Pipe connection:
Rp 1 1/4
Flange size for motor:
FT130
Electrical data:
Motor type:
Printed from Grundfos CAPS [2013.03.059]
112MC
1/6
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Lenntech BV - lenntech.com
info@lenntech.com
+31 15 2610900
+31 15 2616289
-
Qty. Description
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):
2
4 kW
4 kW
60 Hz
3 x 200-230 D/346-400 Y V
15,0-13,8/8,55-7,95 A
1020-1280 %
0,90-0,86
3510-3530 rpm
84,5-87,5 %
88,5-88,8 %
87,0-85,4 %
55 (Protect. water jets/dust)
F
Others:
Minimum efficiency index, MEI ≥: 0,70
Net weight:
38.9 kg
Printed from Grundfos CAPS [2013.03.059]
2/6
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Phone:
Fax:
Date:
Lenntech BV - lenntech.com
info@lenntech.com
+31 15 2610900
+31 15 2616289
-
41917072 CRK 4-120/12 60 Hz
H
[m]
CRK 4-120/12, 60Hz
Pumped liquid = Water
Liquid temperature = 293 K
Density = 998.2 kg/m³
eta
[%]
100
180
90
160
80
140
70
120
60
100
50
80
40
60
30
40
20
20
10
0
0
0
0.5
1.0
1.5
2.0
2.5
3.0
P2
[kW]
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0 Q [m³/h]
NPSH
[m]
4.0
8
3.5
7
3.0
6
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:
Description
Product name:
Product No:
EAN number:
Technical:
Speed for pump data:
Impellers:
Shaft seal:
Curve tolerance:
Stages:
Pump version:
Model:
Value
CRK 4-120/12 A-W-I-AUUV
41917072
5700390754921
3500 rpm
12
AUUV
ISO 9906:1999 Annex A
12
A
B
Lenntech BV - lenntech.com
info@lenntech.com
+31 15 2610900
+31 15 2616289
-
H
[m]
CRK 4-120/12, 60Hz
180
Pumped liquid = Water
Liquid temperature = 293 K
Density = 998.2 kg/m³
160
70
60
100
50
80
40
60
30
40
20
20
10
0
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:
112MC
2
4 kW
4 kW
60 Hz
3 x 200-230 D/346-400 Y V
15,0-13,8/8,55-7,95 A
1020-1280 %
0,90-0,86
3510-3530 rpm
84,5-87,5 %
88,5-88,8 %
87,0-85,4 %
55 (Protect. water jets/dust)
F
PTC
85902234
Others:
Minimum efficiency index, MEI ≥:
Net weight:
0,70
38.9 kg
5
6
7
8
P2
[kW]
Q [m³/h]
NPSH
[m]
3
6
2
4
1
2
0
0
Rp 1 1/4
103
140
32
914
439
475
160
220
180
Water
263 .. 363 K
293 K
998.2 kg/m³
4
160
Liquid:
Pumped liquid:
Liquid temperature range:
Liquid temp:
Density:
3
4 x 7.5
333 K
W
Rp 1 1/4
FT130
2
100
Installation:
Maximum ambient temperature:
Connect code:
Pipe connection:
Flange size for motor:
1
134
Material code:
CONNECTED TO AMPLIFIER RELAY FOR CONTROL OF MAIN SUPPLY
THERMISTORS PTC ACCORDING TO DIN 44082
L3
L2
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]
+T
Impeller:
80
120
0
Stainless steel
DIN W.-Nr. 1.4401
AISI 316
Stainless steel
DIN W.-Nr. 1.4301
AISI 304
I
90
140
0
Materials:
Pump head:
eta
[%]
4/6
Company name:
Created by:
Phone:
Fax:
Date:
Lenntech BV - lenntech.com
info@lenntech.com
+31 15 2610900
+31 15 2616289
-
41917072 CRK 4-120/12 60 Hz
220
475
134
160
100
103
914
32
Rp 1 1/4
4 x 7.5
439
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
-
41917072 CRK 4-120/12 60 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