Technical Data; Lifting Station; Collecting Tank; Pump - Grundfos Multilift MD.12.1.4 Instrucciones De Instalación Y Funcionamiento

12. Technical data

12.1 Lifting station

Weight:
Temperature range:
Flood conditions:
Sound pressure level:

12.2 Collecting tank

Tank
Material:
Analogue sensor
Voltage supply:
Signal output:

12.3 Pump

Motor
Mains frequency:
Isolation class:
Impeller type:
Enclosure class:
pH-range:
Starts per hour:
Max density of liquid:
Component
Pump housing
Impeller
Pump shaft
Motor cable
O-rings
Multilift MD
Duty
Multilift MLD
MD/MLD.12.1.4
MD/MLD.12.3.4
S3 -40 %, 1 min.
MD/MLD.15.1.4
MD/MLD.15.3.4
MD/MLD.22.3.4
MD/MLD.22.3.4
MD/MLD.24.3.2
S3 -50 %, 1 min.
MD/MLD.24.3.2
MD/MLD.32.3.2
MD/MLD.32.3.2
MD/MLD.38.3.2
S3 -40 %, 1 min.
MD/MLD.38.3.2
Depending on variant.
See nameplates
0-40 °C
For short periods up to 60 °C
(max. 5 minutes per hour)
Max. 2 m for 7 days
< 70 dB(A) according to
EN 12050-1 and the Machinery
Directive
PE, polyethylene
12 V
0-5 V
50 Hz
F (155 °C)
Vortex
IP68
4-10
Max. 60
3
1100 kg/m
Material
Cast iron
Luranyl
Stainless steel,
DIN W.-Nr. 1.4301
Neoprene
NBR rubber
Power P1 / P2
Voltage [V]
[kW]
1 x 230 V 1.9 / 1.4
3 x 400 V 1.8 / 1.5
1 x 230 V 2.3 / 1.7
3 x 400 V 2.3 / 1.8
3 x 230 V
2.8 / 2.3
3 x 400 V
3 x 230 V
3.1 / 2.6
3 x 400 V
3 x 230 V
4.0 / 3.4
3 x 400 V
3 x 230 V
4.6 / 3.9
3 x 400 V

12.4 LC 221 controller

Controller
Voltage variants,
rated voltages:
Voltage tolerances for LC 221: - 10 %/+ 6 % of rated voltage
Mains frequency for LC 221:
Supply system earthing:
Controller power consumption: 6 W
Control circuit fuse:
Ambient temperature:
During operation:
In stock:
Enclosure class:
Potential-free contacts:
Input external reset:
Cabinet of LC 221
External dimensions:
Material:
Weight:
-1
I / I [A] RPM [min ]
1/1 start
9 / 39
1430
3.7 / 19
10.1 / 39
1410
4 / 19
10.2 / 51.5
1430
5.5 / 29.7
9.7 / 88.7
2920
5.5 / 39
88.7
2920
6.7 / 39
13 / 88.7
2880
7.5 / 39
1 x 230 V, 3 x 230 V,
3 x 400 V
50/60 Hz
For TN systems
Fine-wire fuse:
100 mA / 250 V / 20 mm x ∅5
0 to +40 °C (must not be
exposed to direct sunlight)
-30 to +60 °C
IP54
NO/NC, max. 250 VAC / 2 A
230 V
Height = 390 mm
Width = 262 mm
Depth = 142 mm
ABS
(acrylonitrile butadiene styrene)
Depending on variant.
See nameplate
Number of
Plug type
poles
Schuko
4
CEE 3P+N+E, 16 A
Schuko
4
CEE 3P+N+E, 16 A
CEE 3P+E 16 A
4
CEE 3P+N+E, 16 A
CEE 3P+E 16 A
2
CEE 3P+N+E, 16 A
CEE 3P+E 16 A
2
CEE 3P+N+E, 16 A
CEE 3P+E 16 A
2
CEE 3P+N+E, 16 A
29