Data sheet
| Hydraulic data | |
|---|---|
| Maximum operating pressure PN | 16 bar |
| Min. fluid temperature Tmin | -20 °C |
| Max. fluid temperature Tmax | 120 °C |
| Min. ambient temperature Tmin | -15 °C |
| Max. ambient temperature Tmax | 40 °C |
| Motor data | |
|---|---|
| Mains connection | 3~400 V, 50 Hz |
| Voltage tolerance | ±10 % |
| Rated power P2 | 55 kW |
| Motor efficiency class | IE3 |
| Rated current IN | 98.6 A |
| Rated speed n | 1480 1/min |
| Power factor cos φ100 | 0.85 |
| Insulation class | F |
| Installation dimensions | |
|---|---|
| Pipe connection, suction side DNs | DN 300 |
| Pipe connection, discharge side DNd | DN 250 |
| Materials | |
|---|---|
| Pump housing | Ductile cast iron |
| Impeller | Grey cast iron 5.1301/EN-GJL-250 |
| Impeller (optional) | CC480K (G-CuSn10) Bronze |
| Shaft | Stainless steel |
| Mechanical seal | AQ1EGG |
| Mechanical seal (optional) | Q1Q1X4GG on request |
| Lantern | Ductile cast iron |
Pump curves
Dimensions and dimensions drawings
NLG
| Dimensions A1 | 14 mm |
| Dimensions A2 | 290 mm |
| Dimensions B2 | 860 mm |
| Dimensions H | 865 mm |
| Dimensions H1 | 340 mm |
| Dimensions H2 | 455 mm |
| Dimensions H3 | 463 mm |
| Dimensions H4 | 918 mm |
| Dimensions L | 2305 mm |
| Dimensions L1 | 2140 mm |
| Dimensions L2 | 370 mm |
| Dimensions L4 | 2200 mm |
| Dimensions S1 | 430 mm |
| Dimensions S2 | 22 mm |
| Dimensions X | 300 mm |
| Dimensions Ød | 48 mm |
| Dimensions DN1 | DN 300 |
| Dimensions DN2 | DN 250 |
Ordering information
| Product data | |
|---|---|
| Brand | Wilo |
| Product description | CronoNorm-NLG 250/315-55/4 |
| Article number | 4452608 |
| EAN number | 4048482305981 |
| Minimum order quantity | 1 |
| Date of sales availability | 2012-03-01 |
| Packaging | |
|---|---|
| Packaging type | One-way pallet |
| Packaging property | Transport packaging |
| Pieces per pallet | 1 |
| Number per layer | 1 |
| Dimension, weight | |
|---|---|
| Length with packaging | 2500 mm |
| Length L | 2200 mm |
| Height with packaging | 1108 mm |
| Height H | 918 mm |
| Width with packaging | 1100 mm |
| Width W | 860 mm |
| Gross weight, approx. m | 1230 kg |
| Net weight, approx. m | 1200 kg |
Single-stage centrifugal pump as baseplate pump. With axial suction port and radial discharge port, for installation on a base. Pump with support foot and flanged bearing bracket, elastic spacer coupling, coupling guard and motor mounted to same baseplate.
IEC motor with 3 PTC thermistor sensors. Shaft sealing via non-cooled mechanical seal up to max. 120 °C. Spheroidal cast iron housing, stainless steel shaft, grey cast iron impeller (bronze impeller available at additional charge).
| Materials | |
|---|---|
| Pump housing | Ductile cast iron |
| Impeller | Grey cast iron |
| Lantern | Ductile cast iron |
| Shaft | Stainless steel |
| Shaft seal | AQ1EGG |
| Operating data | |
|---|---|
| Min. fluid temperature Tmin | -20 °C |
| Max. fluid temperature Tmax | 120 °C |
| Maximum operating pressure p | 16.0 bar |
| Max. ambient temperature Tmax | 40 °C |
| Minimum efficiency index (MEI) | 0.4 |
| Motor data | |
|---|---|
| Mains connection | 3~400 V, 50 Hz |
| Voltage tolerance | ±10 % |
| Motor efficiency class | IE3 |
| Rated power P2 | 55000 W |
| Rated speed n | 1480 1/min |
| Rated current IN | 98.6 A |
| Power factor cos φ100 | 0.85 |
| Insulation class | F |
| Installation dimensions | |
|---|---|
| Pipe connection, suction side DNs | DN 300 |
| Pipe connection, discharge side DNd | DN 250 |
| Ordering information | |
|---|---|
| Brand | Wilo |
| Net weight, approx. m | 1200 kg |
| Product description | CronoNorm-NLG 250/315-55/4 |
| Article number | 4452608 |
Filtered by
Datasheet and documentation
Filtered by
Datasheet and documentation
Installation type
Continuous, infinitely variable control, differential pressure-sensitive CC-HVAC system (19) | |||
Antenna GSM/GPRS | |||
D-network dual-band antenna with 3 m cable | 2533862 | ||
D-network tri-band antenna 10 m cable | 2533863 | ||
D-network tri-band antenna 15 m cable | 2533864 | ||
Outdoor temperature sensor Pt 100 | |||
Outdoor temperature sensor Pt 100 | 2533772 | ||
DDG impulse selector | |||
DDG impulse selector | 2533770 | ||
BMS base module | |||
BMS base module | 2533800 | ||
Communication module ModBus | |||
Communication module Modbus RTU | 2533869 | ||
Pump signalling module | |||
Signalling module pump 1-2 | 2533812 | ||
Signalling module pump 3-6 | 2533836 | ||
Signal converter retrofit kit | |||
Signal converter 0-10 V / 0-20 mA | 2534992 | ||
Connection cable control modules/signalling modules | |||
Signalling modules connecting cable | 2533890 | ||
Control modules connecting cable | 2533790 | ||
DDG power supply unit | |||
DDG power supply unit | 501865293 | ||
PTC thermistor tripping unit | |||
PTC thermistor tripping unit | 509275993 | ||
DDG (4-20mA) | |||
Wilo-DDG 10 Signal Trans.(4-20mA)2G VP. | 2136454 | ||
Wilo-DDG 20 Signal Trans.(4-20mA)2G VP. | 2136456 | ||
Wilo-DDG 40 Signal Trans.(4-20mA)2G VP. | 2136458 | ||
Wilo-DDG 60 Signal Trans.(4-20mA)2G VP. | 2136460 | ||
Wilo-DDG 100 Signal Trans.(4-20mA) | 2211740 | ||
Continuous, infinitely variable control, temperature-dependent CC-HVAC system (14) | |||
Antenna GSM/GPRS | |||
D-network dual-band antenna with 3 m cable | 2533862 | ||
D-network tri-band antenna 10 m cable | 2533863 | ||
D-network tri-band antenna 15 m cable | 2533864 | ||
Outdoor temperature sensor Pt 100 | |||
Outdoor temperature sensor Pt 100 | 2533772 | ||
BMS base module | |||
BMS base module | 2533800 | ||
Communication module ModBus | |||
Communication module Modbus RTU | 2533869 | ||
Pump signalling module | |||
Signalling module pump 1-2 | 2533812 | ||
Signalling module pump 3-6 | 2533836 | ||
Signal converter retrofit kit | |||
Signal converter 0-10 V / 0-20 mA | 2534992 | ||
Temperature module | |||
Temperature module for systems with 1-3 pumps | 2534991 | ||
Temperature module for systems with 4-6 pumps | 2533771 | ||
Connection cable control modules/signalling modules | |||
Signalling modules connecting cable | 2533890 | ||
Control modules connecting cable | 2533790 | ||
PTC thermistor tripping unit | |||
PTC thermistor tripping unit | 509275993 | ||
Electrical accessories
Pump control (1) | |||
Wilo-EFC | |||
EFC55 3x380-480V 50/60Hz IP55 | 2193446 | ||
Pump control/accessories (28) | |||
Sensor card EFC | |||
Sensor Input Card MCB Wilo-EFC | 6084915 | ||
Communication module CC | |||
CC communication module | 2533850 | ||
Connection cable control modules/signalling modules | |||
Control modules connecting cable | 2533790 | ||
Signalling modules connecting cable | 2533890 | ||
BMS base module | |||
BMS base module | 2533800 | ||
Antenna GSM/GPRS | |||
D-network dual-band antenna with 3 m cable | 2533862 | ||
D-network tri-band antenna 10 m cable | 2533863 | ||
D-network tri-band antenna 15 m cable | 2533864 | ||
SMA/FME adapter | 2545548 | ||
Pump signalling module | |||
Signalling module pump 1-2 | 2533812 | ||
Signalling module pump 3-6 | 2533836 | ||
Outdoor temperature sensor Pt 100 | |||
Outdoor temperature sensor Pt 100 | 2533772 | ||
Signal converter retrofit kit | |||
Signal converter 0-10 V / 0-20 mA | 2534992 | ||
DDG impulse selector | |||
DDG impulse selector | 2533770 | ||
Temperature module | |||
Temperature module for systems with 4-6 pumps | 2533771 | ||
Temperature module for systems with 1-3 pumps | 2534991 | ||
Communication module ModBus | |||
Communication module Modbus RTU | 2533869 | ||
SC communication module BACnet | |||
SC-communication module BACnet MS/TP (slave) | 2538242 | ||
BACnet IP SC communication module | 2553366 | ||
Communication module LON (SC) | |||
Communication module LON (SC) | 2538243 | ||
Communication module GSM (SC) | |||
Communication module GSM (SC) | 2542216 | ||
SC-HVAC signal board | |||
SC-HVAC signal board | 2119646 | ||
Output filter EFC (150-500 m cable length) | |||
106 A sin IP54 Wilo-EFC filter | 6084571 | ||
115 A sin IP00 Wilo-EFC filter | 6084584 | ||
115 A sin IP23 Wilo-EFC filter | 6084910 | ||
Output filter EFC du/dt (up to 150m cable length) | |||
106 A du/dt IP54 Wilo-EFC filter | 6084546 | ||
177 A du/dt IP00 Wilo-EFC filter | 6084550 | ||
177 A du/dt IP20 Wilo-EFC filter | 6084556 | ||
Pump control/interface module (5) | |||
IF Modules EFC | |||
Profibus DP MCA Wilo-EFC | 2193451 | ||
DeviceNet MCA Wilo-EFC | 2193452 | ||
Profinet MCA Wilo-EFC | 2193453 | ||
Ethernet/IP MCA Wilo-EFC | 2193454 | ||
Modbus TCP MCA Wilo-EFC | 2193455 | ||
Differential pressure detection (6) | |||
DDG power supply unit | |||
DDG power supply unit | 501865293 | ||
DDG (4-20mA) | |||
Wilo-DDG 10 Signal Trans.(4-20mA)2G VP. | 2136454 | ||
Wilo-DDG 20 Signal Trans.(4-20mA)2G VP. | 2136456 | ||
Wilo-DDG 40 Signal Trans.(4-20mA)2G VP. | 2136458 | ||
Wilo-DDG 60 Signal Trans.(4-20mA)2G VP. | 2136460 | ||
Wilo-DDG 100 Signal Trans.(4-20mA) | 2211740 | ||
Motor protection (1) | |||
PTC thermistor tripping unit | |||
PTC thermistor tripping unit | 509275993 | ||
With Wilo as your partner, you can not only be sure of choosing high-quality product solutions, but also of benefiting from a comprehensive, worry-free package of well thought-out services. We collaborate to develop a service concept tailored to your individual needs; with our expertise and personal consultancy, we make sure that the operation of your systems is as energy-efficient, reliable and economical as possible. All the while our competent Wilo service technicians are ready to assist you with fast, reliable and on-time support.
Read moreExtended Warranty | |||
Extended Warranty Norm-/SCP pumps | 2219591 | ||
Supervision | |||
Supervision Norm-/SCP pumps | 2219322 | ||
Installation | |||
Installation Norm-/SCP pumps | 2219357 | ||
Commissioning | |||
Commissioning Norm-/SCP pumps | 2160452 | ||
Maintenance | |||
Maintenance BASIC Norm-/SCP pumps | 2160467 | ||
Maintenance COMFORT Norm-/SCP pumps | 2160482 | ||
Maintenance PREMIUM Norm-/SCP pumps | 2160497 | ||
System Optimisation | |||
System Optimisation Norm-/SCP pumps | 2219252 | ||
Energy Solutions | |||
Energy Solutions Norm-/SCP pumps | 2219287 | ||
Repairs | |||
Repair Norm-/SCP pumps | 2219611 | ||
