Impeller pump Drain LPC series

waterelectricself-priming

Product type
Monobloc pump

Key features

• Long service life thanks to its robust construction in grey cast iron
• Easy maintenance due to integrated inspection opening
• Flexible application

Design
Self-priming, non-submersible pump for stationary installation in a dry environment.

Application

• Drainage of construction sites
• Drainage of soakaway and ponds
• Irrigation and sprinkling of gardens and parks

Liquid
For the pumping in commercial areas of the fluids listed:

• Wastewater (with small amounts of sand and gravel)
• Industrial water

Type key
Example: Wilo-Drain LPC 50/25
Drain = Drainage pump
LP = Self-priming pump
C = Hydraulics made of grey cast iron
50 = Nominal size of discharge port
25 = Max. delivery head in m

Product variants (selection)
Drain LPC 40/19 — Discharge port: R 1½ — Rated power P2: 1.1 kW — Mains connection: 3~400 V, 50 Hz — Article number: 2081686
Drain LPC 50/25 — Discharge port: G 2 — Rated power P2: 2.2 kW — Mains connection: 3~400 V, 50 Hz — Article number: 2081660
Drain LPC 80/29 — Discharge port: G 3 — Rated power P2: 4 kW — Mains connection: 3~400 V, 50 Hz — Article number: 2081693

Technical data

• Mains connection: 3~230/400 V, 50 Hz
• Operating mode: S1
• Fluid temperature: 3 ... 80 °C (37 ... 176 °F)
• Ambient temperature: 3 ... 40 °C (37 ... 104 °F)
• Max. suction depth: 7.5 m (24.5 ft)
• IP rating: IP55
• Insulation class: F (155 °C / 311 °F)

Materials

• Drain LPC 40: Hydraulics housing: AlSi; Impeller: EN-GJL-250 (ASTM A48 Class 35b); Motor housing: Al; Sealing: Mechanical shaft seal C/Al, static: NBR; Shaft end: 1.4104 (AISI 430F)
• Drain LPC 50: Hydraulics housing: EN-GJL-250 (ASTM A48 Class 35b); Impeller: EN-GJL-250; Motor housing: Al; Sealing: Mechanical shaft seal C/Al, static: NBR; Shaft end: 1.4104 (AISI 430F)
• Drain LPC 80: Hydraulics housing: EN-GJL-250 (ASTM A48 Class 35b); Impeller: EN-GJL-250; Motor housing: Al; Sealing: Mechanical shaft seal SiC/SiC, static: NBR; Shaft end: 1.4104 (AISI 430F)

Construction

• Drain LPC 40: Self-priming drainage pump in monobloc design with a multi-channel impeller, horizontal suction port, vertical discharge port; threaded (male thread) suction and discharge ports; pump housing made of aluminium; impeller made of grey cast iron; standard three-phase AC motor without connection cable; motor housing aluminium; mounted through a low-vibration baseplate.
• Drain LPC 50 and LPC 80: Self-priming drainage pump in monobloc design with a multi-channel impeller, horizontal suction port, vertical discharge port; threaded (female thread) suction and discharge ports; suction port fitted with non-return valve; pump housing with an inspection opening for removal of blockages; pump housing and impeller made of grey cast iron; standard three-phase AC motor without connection cable; motor housing aluminium; mounted through a low-vibration baseplate.

Scope of delivery

• Pump
• Installation and operating instructions

Caractéristiques / spécifications techniques

• Mains connection: 3~230/400 V, 50 Hz
• Operating mode: S1
• Fluid temperature range: 3 ... 80 °C
• Ambient temperature range: 3 ... 40 °C
• Maximum suction depth: 7.5 m
• Ingress protection: IP55
• Insulation class: F
• Available nominal discharge ports: R 1½, G 2, G 3 (depending on variant)
• Available rated power (examples): 1.1 kW, 2.2 kW, 4 kW
• Standard motor: three-phase AC motor (no connection cable)
• Materials (summary): hydraulics and impeller in aluminium or EN-GJL-250 grey cast iron depending on variant; motor housing aluminium; shaft end 1.4104 (AISI 430F); seals: mechanical shaft seal types C/Al or SiC/SiC and static NBR