1 replacement option found

Existing pump - Circulation

Brand Salmson
Product name DIE 420-25/18,5
Overall length 800 mm
Mains connection 3x400 V
Pipe Connection DN 200 PN16

Replacement pump - Electronic Exchange sheet

Product name DL-E 200/250-18,5/4
Item no. 2153827
MEI ≥ 0,4
IE 4
Overall length 800 mm
Mains connection 3x400 V
Pipe Connection DN 200 PN16
Rated Current 32,8 A
Nominal power P2 18,5 kW
Fluid temperature range -20 - +140 °C

Comment

Fits without any modification of piping.

Product information
DL-E 200/250-18,5/4

DL-E 200/250-18,5/4
Item no. : 2153827

Your advantages
  • Energy savings due to integrated electronic power adjustment
  • Simple operation with Green Button Technology and display
  • Various operating modes: main/standby operation and parallel operation
  • Configurable fault response tailored to HVAC applications
  • Integrated full motor protection (PTC thermistor sensor) with trip electronics
Construction
Electronically controlled glanded twin-head pump in in-line design with flange connection and automatic power adjustment.

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

Equipment/function
Operating modes:
  • Δp-c for constant differential pressure
  • Δp-v for variable differential pressure
  • PID control
  • Constant speed (n=constant)
Manual operation level
  • Green button and display
Manual functions
  • Differential pressure setpoint setting
  • Setting the speed (manual control mode)
  • Setting the operating mode
  • Setting the pump ON/OFF
  • Configuration of all operating parameters
  • Fault acknowledgement
External control functions
  • "Overriding Off" control input
  • “External pump cycling” control input (effective only in dual pump operation)
  • Analogue input 0 – 10 V, 0 – 20 mA for constant speed (DDC) and remote setpoint adjustment
  • Analogue input 2 – 10 V, 4 – 20 mA for constant speed (DDC) and remote setpoint adjustment
  • Analogue input 0 – 10 V for actual value signal from pressure sensor
  • Analogue input 2 – 10 V, 0 – 20 mA, 4 – 20 mA for actual value signal from pressure sensor
Signal and display functions
  • Collective fault signal SSM
  • Collective run signal SBM
Data exchange
  • Infrared interface for wireless data exchange with IR-Monitor/IR-Stick
  • Plug-in position for Wilo IF-Modules (Modbus, BACnet, CAN, PLR, LON) for connection to building automation
Safety functions
  • Full motor protection with integrated trip electronics
  • Access disable
Dual pump management (twin-head pump or 2 x single pumps)
  • Main/standby operation (automatic fault-actuated switchover)
  • Pump cycling main/standby operation after 24 hours
  • Parallel operation
  • Parallel operation (efficiency-optimised peak-load activation and deactivation)
Scope of delivery
  • Pump
  • Installation and operating instructions
Technical data
  • Permissible temperature range of -20 °C to +140 °C
  • Mains connection
  • 3~440 V ±10 %, 50/60 Hz
  • 3~400 V ±10 %, 50/60 Hz
  • 3~380 V -5 % +10 %, 50/60 Hz
  • Protection class IP 55
  • Nominal diameter DN 40 to DN 200
  • Max. operating pressure 16 bar up to +120 °C, 13 bar up to +140 °C
Materials
  • Pump housing and lantern: EN-GJL-250
  • Impeller:
  • Standard version: EN-GJL-200
  • Special version: Bronze CuSn 10
  • Shaft: 1.4122
  • Mechanical seal: AQEGG; other mechanical seals on request
Description/construction
Single-stage, low-pressure twin-head pump in in-line design with: 
  • Switchover valve
  • Mechanical seal
  • Flange connection
  • Lantern
  • Coupling
  • Drive with integrated electronic speed control