In-line twin-head pump with two single-stage glanded centrifugal pumps in the same housing with switchover valve in the pressure port. Pump with compact in-line design with directly flanged three-phase current motor and one-piece shafts or with lanterns and standard motors (version N) rigidly connected by couplings.
The DPL series is suitable for pipe installation or installation on a base. Mounting brackets are available as accessories. With force-flushed circulation, bidirectional bellows mechanical seals and cavitation-reducing plastic impeller.
Flanges with pressure measuring connections R 1/8. The pump housing and lantern are cataphoretic-coated.
The motor terminal box can be made of metal or plastic. If a metal terminal box is absolutely necessary, please order the appropriate special variant.
Operating Data
Fluid media: Water 100 %
Fluid temperature: 20.00 °C
Requested flow:
Requested head:
Min. fluid temperature: -20 °C
Max. fluid temperature: 120 °C
Min. ambient temperature: -15 °C
Max. ambient temperature: 40 °C
Maximum operating pressure: 10 bar
Minimum efficiency index (MEI): ≥ 0.4
Motor data
Motor efficiency class: IE3
Mains connection: 3~400V/50 Hz
Voltage tolerance: +-10 %
Rated power: 4 kW
Rated speed: 2,900 1/min
Rated current: 7.75 A
Power factor: 0.83
Motor efficiency 50%: 86.1 %
Motor efficiency 75%: 87.5 %
Motor efficiency 100%: 88.1 %
Insulation class: F
Protection class: IP55
Motor protection: No
Materials
Pump housing: 5.1301/EN-GJL-250
Impeller: PPE/PS-GF30
Shaft: 1.4021
Shaft seal: AQ1EGG
Lantern: 5.1301/EN-GJL-250
Installation dimensions
Pipe connection on the suction side: DN 40, PN 10
Pipe connection on the discharge side: DN 40, PN 10
Port-to-port length: 320 mm
Ordering information
Brand: Wilo
Product description: DPL 40/160-4/2 PN 10
Net weight, approx.: 91 kg
Article number: 2121247
