MEDANA CH3-LE.204-1/E/1/10T

Wilo

MEDANA CH3-LE.204-1/E/1/10T

رقم القطعة: wilo-4250128

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الوصف

Design Highly efficient, non-self-priming, high-pressure multistage centrifugal pump in horizontal design including electronically controlled EC motor with energy efficiency class IE5 in accordance with IEC 60034-30-2 Application - Water supply and pressure boosting - Industrial circulation systems - Process water - Closed cooling circuits - Heating - Washing systems - Irrigation Equipment/function - 2” coloured LCD display - Wilo Green Button Technology and soft button with return function for menu navigation and pump setting - Green LED indicates pump status - Blue LED indicates that the pump is influenced externally via an interface - Impellers, guide vanes and stage housings made of corrosion-resistant material Operating modes - Constant pressure p-c - Constant differential pressure ∆p-c - Variable differential pressure ∆p-v - Constant speed n-c - PID control Analogue input - IN (AI 1): Input sensor signal 4-20 mA, 0-10 V, 0-20 mA or 2-10 V - IN (AI 2): Input setpoint 0-20 mA, 0-10 V, 4-20 mA, 2-10 V or input sensor signal 4-20 mA, 0-10 V, 0-20 mA or 2-10 V Digital input IN (DI 1) - Extern off - Lack of water detection by binary input Functions - Max. pressure limit detection - Min. pressure limit detection - Lack of water detection by suction sensor - Zero-flow test (open loop) - No-Flow Stop (closed loop) - Dry-running detection - Volume flow calculation by using differential pressure sensor - Pump kick - Error and warning codes - Overload protection - Plug-in position for Wilo CIF-Modules PLR, LON, BACnet MS/TP, Modbus RTU, CANopen, Ethernet Multi-protocol (Modbus TCP, BACnet/IP) for connection to the building automation Dual pump management (2 x single pumps) - Main/standby operation - Pump cycling main/standby operation after 24 hours or automatic fault-actuated switchover - Wired connection via Wilo Net Technical data - Electrical connection: - 1~ 220 V …230 V (+/- 10%) 50 Hz/60 Hz; TN, TT, IT - 3~ 380 V …440 V (+/- 10%) 50 Hz/60 Hz; TN, TT, IT - Fluid temperature range: - -20 to 120 °C with EPDM seals - -20 to 90 °C with VITON seals - Max. operating pressure: 10 bar - Max. inlet pressure: 6 bar - IP rating: IP55 - Nominal diameters of pipe connections: from G1” to G2” depending on temperature: +50°C Materials - Impellers, stage chambers and pump housing made of 1.4301/1.4404 stainless steel - Shaft 1.4301 or 1.4404 stainless steel - Seal EPDM/FKM (Viton) - Mechanical seal: EPDM version: B-carbon/silicon carbide; FKM version: B-carbon/silicon carbide - Bearing tungsten carbide/aluminium oxide - Pump base aluminium Scope of delivery - Medana CH3-LE multistage centrifugal pump - Installation and operating instructions

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