Standard spec
- Control method
- Control method: Constant estimated terminal pressure water supply with Valuable Frequency Drive
- Operation method
- Operation method: Alternate operation 2/3 rotary operation
- Installation location
- Installation location: Indoor (ambient temperature: 0~)40°C, Humidity: 90%RH or less, Altitude: 1000m or less
- Liquid
- Fluid quality: Clean water
Fluid temperature: [0~40°C (No freezing)
- Materials
- Impeller: Resin
Casing: Stainless cast steel (304)
Shaft: SUS304
- Motor
- Type: Permanent Magnet motor (TEFC indoor)
Poles: 4 poles
Power source: Three phase
Efficiency: Super premium efficiency (Equivalent to IE4)
- Back pressure
- Back pressure: 0.75MPa - Boosting set head MPa
- Back flow prevention device
- Back flow prevention device: Pressure reduction type (Dual device in 75mm and 40mm)
- Paint color (Munsell No.)
- Paint color (Munsell No.): Control panel: Beige (5Y7/1), Accumulator: Gray (10Y5.5/0.5), Base: Gray (2.5PB5.1/0.8)
- Control panel
- Major devices: 3 Inverters (individually for pump), 3 Earth Leakage Breakers (individually for pump), Noise filter, Arrester
Normal indication: Power, Operation (individual), Operation current & frequency selective indicator (individual), Dis. & Suc. head (selective indicator in control panel), Cumulative operation hours, Cumulative operation counts
Abnormal indication: No.1, 2, 3 pump individual fault indicator (pump and inverter are mixed), Earth leakage, Suction pressure drop, During inspection work, Abnormal water level of overhead tank.
External signal (voltage-free: always OPEN contactor): Operation (individual pump), Fault (individual pump), Suction pressure drop, During inspection work, Abnormal water level of overhead tank
Standard Accessories
Pump: Stainless
Control panel: ECSH5 type
Flow sensor
Pressure transmitter: 1 pc for Suc. and 1 pc for Dis.
Check valve: Hummer-less valve made of stainless
Sluice valve: Bronze
Accumulator: PTD3-1 type
Suction pipe
Discharge pipe
Others: Base
Optional Accessories
Vibration proof bed
Connecting pipe for direction change of Suc. & Dis.
Anti-freezing heater
Vibration proof joint
Pipe silencer
Accumulator
Foundation bolt
Monitoring device