Efficient system integration.
The non-self-priming Wilo-Medana CH1-L multistage pump delivers exceptional hydraulic performance. Its compact, robust design features corrosion-resistant components, making it suitable for drinking water applications and operation in ambient temperatures of up to 50°C. This UL-certified pump offers a wide range of applications and can be integrated into large-scale systems.
Features/Product Advantages
High hydraulic output ensures efficient operation
Large-diameter fill and drain ports facilitate quick and easy commissioning and maintenance
High reliability is achieved through robust design features, including pump casing wear rings and a corrosion-resistant, electrophoretically coated bracket
Suitable for ambient temperatures up to 50°C, expanding the scope for system integration
Suitable for drinking water applications
UL certified
Product Characteristics
Compact design
Stainless steel components in contact with the fluid
Electrophoretically coated bracket
Large-diameter ports for easy filling and draining
Reinforced pump feet for direct floor mounting
Optional: Hydraulic quick-connect couplings
Environmental Attributes
High-efficiency hydraulics significantly reduce energy consumption
Compact design saves space and improves system integration
Durable stainless steel construction and electrophoretically coated bracket ensure a long service life
Construction
Horizontal multistage pump (non-self-priming)
Applications
Water supply and pressure boosting
Irrigation systems
Industrial processes
Equipment/Functions
Modular stainless steel pump design
Threaded connections
Single-phase or three-phase AC motor
Single-phase AC motor with built-in thermal protection (automatic restart)
Model Code
|
Example: |
Wilo-MEDANA CH1-L.202-1/E/A/10T/QQ |
|
MEDANA |
Product name of the surface pump |
|
CH |
Commercial Horizontal |
|
1 |
Series Tier (1 = Entry-level, 3 = Standard, 5 = High-end) |
|
L |
long axis |
|
2 |
Rated flow rate of the single-head pump [m³/h] |
|
02 |
Number of single-head pump stages |
|
1 |
1 = AISI 304 |
|
2 = AISI 316L |
|
|
E |
E = EPDM Gasket |
|
A |
A = Frequency 50 Hz / Single-phase / 230 V |
|
B = Frequency 60 Hz / Single-phase / 220 V |
|
|
C = Frequency 60 Hz / Single-phase / 230 V |
|
|
D = Frequency 50 Hz / 3-phase / 400 V |
|
|
E = Frequency 50 Hz / 3-phase / 230–400 V |
|
|
F = Frequency 60 Hz / 3-phase / 220–380 V |
|
|
G = Frequency 60 Hz / 3-phase / 265–460 V |
|
|
I = 60 Hz / 3-phase / 460 V |
|
|
10 |
Rated pressure (bar) |
|
T |
T = Threaded connection |
|
N = Union nut |
|
|
P = Victaulic connection |
|
|
|
Type Q7 Mechanical Seal |
Technical data
Power connection: 1~230 V (±10%), 50 Hz
Power connection: 3~230 V–400 V (±10%), 50 Hz; 265–460 V (±10%), 60 Hz
Fluid temperature: -20 to +120°C (EPDM), -20 to +90°C (FKM)
Max. operating pressure: 10 bar
Max. inlet pressure: 6 bar
Protection class: IPX5
Nominal pipe diameter: G1″ to G2″, depending on model
Materials
Impeller, stage chambers, and pump housing made of 1.4301/1.4404 stainless steel
Shaft: 1.4301 or 1.4404 stainless steel
EPDM/FKM (fluoroelastomer) gaskets
Mechanical seal: EPDM version: B Carbon/Silicon Carbide; FKM version: B Carbon/Silicon Carbide
Bearings, Tungsten Carbide/Alumina
Water pump foot, Aluminum
As-supplied condition
Water pump
Installation and operating instructions