Wilo-Isar 1ECH1-L
The robust and fully automatic water-supply unit for use in detached and semi-detached houses and small commercial buildings.
The robust and fully automatic water-supply unit for use in detached and semi-detached houses and small commercial buildings.
The Wilo-Isar 1ECH1-L combines comfort, hygiene and operational reliability. As a multistage water-supply unit with stainless steel hydraulics, it offers fully automatic control and protection functions via the “ElectronicControl” control device with frequency converter. The large display with plain text content and user-friendly menu navigation ensures easy operation and adjustment.
The installed pump from the Wilo-Medana CH1-L series enables the hygienic transport of clean drinking water, while the speed-controlled motor ensures high energy savings.
Recommended services
Your advantages
- Corrosion-resistant hydraulics made of stainless steel provide for long service life
- High operational reliability through automatic operation via the “ElectronicControl” control device with frequency converter and fully automatic protection, which includes protection against overvoltage, excessive temperature, dry run and much more.
- Easy operation and adjustment thanks to plain text display
- Speed-controlled motor ensures energy-efficient operation
- Fulfils high hygiene requirements for clean service and drinking water; UBA compliant and ACS certified
- Pre-assembled design ensures easy commissioning
Product features
- Control device with frequency converter “ElectronicControl”
- User-friendly display with plain text display
- Pre-assembled design
- Two pumps from the Wilo-Medana CH1-L series with hydraulics made of stainless steel
- Efficient, speed-controlled motor
Design
Non-self-priming water-supply unit with horizontally arranged high-pressure multistage centrifugal pump in glanded design of the Medana CH1-L series, equipped with frequency converter.
Application
- Water distribution and boosting (drinking water approval according to ACS, UBA compliant)
- Pumping drinking and clean industrial water
- Irrigation and spraying
- Rainwater utilisation
Equipment/function
- Two pumps from the Medana CH1-L series with IE3 standard motor for 3~ motors from 0.75 kW per system
- ElectronicControl switchgear
- with 1.3 m mains connection cable and plug
- Including EMC filter
- with built-in pressure and flow controllers
Typekey
Example: | Wilo-Isar 1ECH1-L-404 |
Isar | System for pressure boosting |
1 | Number of pumps |
E | with frequency converter |
CH1-L | Medana CH1-L pump series |
4 | Rated volume flow [m³/h] of the single pump |
04 | Number of single pump stages |
Technical data
- Mains connection: 1~230, 50/60 Hz
- Max. fluid temperature +40 °C
- Max. ambient temperature: 50 °C
- Operating pressure: 10 bar
Materials
For the Medana CH1-L series:
- Impellers, guide vanes, stage housing made of stainless steel 1.4301
- Pump housing made of 1.4301 stainless steel
- Shaft of made of 1.4301 stainless steel
- Mechanical seal made of Si carbide / carbon
- O-ring seals made of EPDM
- Rotatable connection: Brass
- Shut-off valve: POM
Construction
Pump: Medana CH1-L series; all wetted pump components are made of stainless steel. ACS approval for all components that come into contact with the fluid.
Pre-cabled and pre-assembled with rotatable connections and shut-off valve
Fully automatic protection against:
- Overcurrent
- Dry run
- Undervoltage and overvoltage
- Excessive temperature
- Short-circuit
Scope of delivery
- 1 pump from the Medana CH1-L series with 1 ElectronicControl (1.3 m mains connection cable, integrated non-return valve)
- 1 rotatable connection
- Separate installation and operating instructions for pump and control device
Installation and operating instructions
Wilo-Medana CH1-L, Wilo-Medana CH3-LE
| Article Number | 4234327 |
| Edition | 02/2022 |
| Number of pages | 24 |
| Language | en |
PDF (5 MB)Wilo-ElectronicControl
| Article Number | 4159796 |
| Edition | 2024-11 |
| Number of pages | 112 |
| Language | de, el, en, es, fr, it, nl, ru |
PDF (4 MB)Group Statement
Group Statement REACH
| Edition | 2021-05 |
| Number of pages | 5 |
| Language | language neutral |
PDF (327 KB)Standard Conformity
Standard Conformity 2224014-03
| Number of pages | 1 |
| Language | language neutral |
PDF (218 KB)| Product description | Pipe connection on the suction side DNs | Pipe connection on the discharge side DNd | Maximum operating pressure PN | Gross weight, approx. m | Article number | |
|---|---|---|---|---|---|---|
Isar 1ECH1-L-205 | Rp 1 | Rp 1 | 10 bar | 17 kg | 4264969 | |
Isar 1ECH1-L-207 | Rp 1 | Rp 1 | 10 bar | 18 kg | 4264970 | |
Isar 1ECH1-L-404 | Rp 1 | Rp 1 | 10 bar | 15 kg | 4264971 | |
Isar 1ECH1-L-406 | Rp 1 | Rp 1 | 10 bar | 19 kg | 4264972 | |
Isar 1ECH1-L-407 | Rp 1 | Rp 1 | 10 bar | 20 kg | 4264973 | |
Isar 1ECH1-L-602 | Rp 1 | Rp 1 | 10 bar | 15 kg | 4264974 | |
Isar 1ECH1-L-604 | Rp 1 | Rp 1 | 10 bar | 19 kg | 4264975 | |
Isar 1ECH1-L-605 | Rp 1 | Rp 1 | 10 bar | 23 kg | 4264976 |