| Product Overview |
Series |
NF-VL / NF-VLS |
|
Pump Type |
Vertical Multistage In-Line |
|
Primary Use |
Pressure Maintenance (Jockey Pump) |
|
Compliance |
NFPA 20 |
|
Factory Testing |
Performance Tested Before Dispatch |
| Key Features |
Efficiency |
High Efficiency Operation |
|
Noise Level |
Low Noise (85 dB(A) @ 1m) |
|
Structure |
Compact & Lightweight |
|
Maintenance |
Easy Serviceability |
|
Seal Performance |
Cartridge Type Mechanical Seal |
| Liquid Data |
Liquid Type |
Thin, Clean, Non-Aggressive, Non-Explosive |
|
Solid Content |
No Solid Particles or Fibers |
|
pH Range |
5 – 9 |
|
Temperature Range (Standard) |
-15°C to +90°C |
|
Temperature Range (Hot Water) |
-15°C to +120°C |
| Electric Motor Data |
Standard |
IEC 60034 |
|
Voltage |
380–415V / 460V |
|
Phase |
3 Phase |
|
Frequency |
50 / 60 Hz |
|
Insulation Class |
F |
|
IP Rating |
IP55 |
|
Efficiency Class |
Eff. 2 |
|
Enclosure Type |
V18 (<4 kW), V1 (>5.5 kW) |
|
Ambient Temp |
40°C Standard (Up to 55°C with Derating) |
|
Altitude |
1000 m Standard (Up to 3500 m with Derating) |
| Pump Data |
Design Test Standard |
ISO 9906 |
|
ANSI/HI Designation |
VS8 – Vertical In-Line Diffuser |
|
Nozzle Connections |
Flanged |
|
Flange Standard |
EN 1092-2 |
|
Bearing Lubrication |
Pumped Liquid |
|
Shaft Design |
Double-D (Impeller Securing) |
|
Mechanical Seal |
Cartridge Type |
|
Suction Pressure |
Refer to NPSH Curve |
| Applications |
|
Fire Fighting Jockey Pump |
|
|
Water Supply Systems |
|
|
Pressure Boosting |
|
|
Industrial & Commercial Systems |
