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Wilo-CronoTwin-DL | Wilo
Your advantages
Wilo-CronoTwin-DL

Your advantages

  • Reduced life cycle costs through optimised efficiency
  • Can be used flexibly in air-conditioning and cooling systems, with application benefits due to direct draining of condensate via optimised lantern design (patented)
  • High standard of corrosion protection thanks to cataphoretic coating
  • Main/standby mode or peak-load operation (by means of external auxiliary device)
Series description
CronoTwin-DL

Design

Glanded twin-head pump in in-line design with flange connection

Application

Pumping of heating water (acc. to VDI 2035), chilled water and water/glycol mixtures without abrasive substances in heating, chilled water and cooling systems.

Typekey

Example

DL 40/160‐4/2

DL

In-line double pump

40

Nominal diameter DN of the pipe connection

160

Nominal impeller diameter

4

Rated motor power P2 in kW

2

Number of poles

Technical data

  • Permissible temperature range -20 °C to +140 °C
  • Mains connection 3~400 V, 50 Hz (others on request)
  • Protection class IP 55
  • Nominal diameter DN 32 to DN 200
  • Max. operating pressure 16 bar

Materials

  • Pump housing and lantern: Standard: EN-GJL-250
  • Impeller: Standard: EN-GJL-200; special version: Bronze CuSn 10
  • Shaft: 1.4122
  • Mechanical seal: AQEGG; other mechanical seals on request

Construction

Single-stage, low-pressure double pump in in-line design with

  • Switchover valve
  • Mechanical seal
  • Flange connection with pressure measuring connection R 1/8
  • Lantern
  • Coupling
  • IEC standard motor

Scope of delivery

  • Pump
  • Installation and operating instructions

Options

  • ...-L1 variant with bronze impeller (at additional charge)
  • Other voltages and frequencies as well as ATEX approval on request

Accessories

  • Mounting brackets for installation on a base
  • PTC thermistor sensor, PTC resistor tripping relay
  • Special motors
  • Special mechanical seals
  • SC-HVAC, CC-HVAC control systems and switchgears
  • Blind flanges
Documents

Installation and operating instructions

Wilo-Wilo-CronoLine-IL Wilo-CronoTwin-DL Wilo-CronoBloc-BL

Article Number 2202024
Edition 2018-07
Number of pages 128
PDF (12 MB)

Consulting manual

Glanded pumps, single-stage, single-volute

Article Number Wilo515021
Edition 2021-12
Number of pages 24
PDF (7 MB)

Certification booklet

Wilo-CronoLine-IL-E, Wilo-CronoTwin-DL-E, Wilo-CronoBloc-BL-E, Wilo-Atmos GIGA-I/-B, Wilo-CronoLine-IL, Wilo-CronoTwin-DL, Wilo-CronoBloc-BL

Article Number 2216677
Edition 2022-11
Number of pages 40
PDF (13 MB)

Reference sheet

Reference Sheet (English) - Power industry - Power Station Anpara, Anpara, India, 2014

Number of pages 2
PDF (2 MB)
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