Item condition |
New |
Manufacture name |
Norm found. pump NK 50-315/344 A2F2AESBAQE 11kW 380-415D/660-690Y 4P |
Brand |
GRUNDFOS
|
Categories |
Pump Systems & Units
|
Country of origin |
HU |
Harmonized System Code |
8413 7059 00
|
Nominal current |
20.5 A |
Number of phases |
3 |
Max. discharge flow |
50.86 m³/h |
Max. static height |
41.9 m |
Flange shape |
Round |
Rotational speed |
1475 1/min |
Ambient temperature |
-20 °C |
Supporting protocol for PROFIBUS |
No |
Supporting protocol for KNX |
No |
Potential free switch contact |
Yes |
Electrical connection |
Terminals |
Rated voltage |
380 V |
Explosion-proof |
No |
Frequency |
50 Hz |
Degree of protection (IP) |
IP55 |
Radio standard Bluetooth |
No |
Radio standard Wi-Fi 802.11 |
No |
With communication interface RS-232 |
No |
With communication interface RS-485 |
Yes |
Supporting protocol for EtherNet/IP |
No |
Supporting protocol for PROFINET IO |
No |
Material impeller/pump wheel |
Cast iron |
Motor power output (P2) per motor |
11 kW |
Minimum Efficiency Index (MEI) |
0.7 |
Volume flow rate (BEP) |
50.86 m³/h |
Discharge head at flow rate (BEP) |
365.69 kPa |
Connection standard inlet side |
EN 1092-2 |
Connection standard outlet side |
EN 1092-2 |
Standard motor |
Yes |
Motor efficiency class |
IE3 |
Communication |
Built-in and prepared |
Radio standard 2G / 3G / 4G |
No |
Radio standard 5G |
No |
Interface signal 0-10 V / 2-10 V |
Yes |
Interface signal 0-20 mA / 4-20 mA |
Yes |
Interface PT100 / PT1000 / PTC |
No |
Interface Pulse Width Modulation (PWM) |
No |
Interface pulse counter |
No |
Supporting protocol for CAN/CANOpen |
No |
Supporting protocol for Modbus TCP |
No |
Supporting protocol for Modbus RTU |
No |
Supporting protocol for BACnet MS/TP |
No |
Supporting protocol for BACnet IP |
No |
Supporting protocol for LON/LONWorks |
No |
Supporting protocol for LIN Bus |
No |
Radio standard 2G |
No |
Radio standard 3G |
No |
Radio standard 4G |
No |
Type of speed control |
Other |
Motor speed control |
None |
Forced motor cooling |
No |
Max. operating pressure |
16 bar |
Material pump casing |
Cast iron |
Insulation class according to IEC |
F |
Height of suction end |
305 mm |
Height of pressure end |
585 mm |
Pump length |
1409 mm |
Foundation plate length |
1250 mm |
Foundation plate width |
430 mm |
Length of centre pressure/suction connection |
125 mm |
Material quality pump casing |
Cast iron GG 25 (GJL-250) |
Medium temperature (continuous) |
0 °C |
Material quality impeller/pump wheel |
Cast iron GG 20 (GJL-200) |
Connection inlet side |
Flange |
Nominal diameter connection inlet side |
DN 65 |
Nominal diameter connection outlet side |
DN 50 |
Connection outlet side |
Flange |
Flange compression stage connection inlet side |
PN 16 |
Flange compression stage connection outlet side |
PN 16 |