Grundfos LC 221 Series, Installation And Operating Instructions Manual

Page: 35 / 832

English (GB)
35
12. Technical data
12.1 Lifting station
12.2 Collecting tank
12.3 Pump
12.4 LC 221 controller
Weight:
Depending on variant. See
nameplates
Temperature range:
0-40 °C
For short periods up to 60 °C
(max. 5 minutes per hour)
Flood conditions: Max. 2 m for 7 days
Sound pressure level:
< 76 dB(A) according to
EN 12050-1 and the Machinery
Directive
Tank
Material: PE, polyethylene
Analogue sensor
Voltage supply: 12 V
Signal output: 0-5 V
Motor:
Mains frequency: 50 Hz
Isolation class: F (155 °C)
Impeller type: Vortex
Enclosure class: IP68
pH range: 4-10
Starts per hour: Max. 60
Max density of liquid: 1100 kg/m
3
Component Material
Pump housing: Cast iron
Impeller: Luranyl
Pump shaft:
Stainless steel,
DIN W.-Nr. 1.4301
Motor cable: Neoprene
O-rings: NBR rubber
Controller
Voltage variants, rated voltages:
1 x 230 V, 3 x 230 V,
3 x 400 V
Voltage tolerances for LC 221: - 10 %/+ 6 % of rated voltage
Mains frequency for LC 221: 50/60 Hz
Supply system earthing: For TN systems.
Controller power consumption: 7 W
Control circuit fuse:
Fine-wire fuse:
100 mA / 250 V / 20 mm x
∅
5
Ambient temperature:
During operation:
In stock:
0 to +40 °C (must not be
exposed to direct sunlight)
-30 to +60 °C
Enclosure class: IP54
Potential-free contacts: NO/NC, max. 250 VAC / 2 A
Input external reset: 230 V
Cabinet of LC 221
External dimensions:
Height = 390 mm
Width = 262 mm
Depth = 142 mm
Material:
ABS (acrylonitrile butadiene
styrene)
Weight:
Depending on variant.
See nameplate