Product design type | Glandless premium high-efficiency pump | Glandless standard pump | - |
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Description | |
Product description | Stratos PICO-Z 20/0,5-6 | TOP-Z 20/4 (1~230 V, PN 10, Inox) | NSB-S 25-20 |
Article number | 4255431 | 2045519 | - |
Series | Wilo-Stratos PICO-Z | Wilo-TOP-Z | - |
Mains connection | 1~230 V ±10%, 50/60 Hz | 1~230 V ±10%, 50 Hz | - |
Port-to-port length l0 | 150 mm | 150 mm | 150 mm |
Pump connection | G 1¼ | G 1¼ | - |
Pump connection (alternative designation) | DN 20 | DN 20 | - |
Display | Graphic colour display (2 inches) | - | - |
Comment | Fits without modifications | Fits without modifications | - |
Function | |
Control mode | Δp-c for constant differential pressure | - | - |
| T-const. for constant temperature control | - | - |
| Constant speed (n-const.) | - | - |
Special features of the series | Mode for pressure-independent control valves (PICV) | - | - |
| Key locking function | - | - |
| Reset function for electricity meter | - | - |
| Reset function to factory setting | - | - |
| Qmin for T const. control mode | - | - |
| Automatic detection of thermal disinfection | - | - |
Display | Setpoint | - | - |
| Actual delivery head | - | - |
| Actual volume flow | - | - |
| Actual power consumption | - | - |
| Energy consumption | - | - |
| Actual speed | - | - |
| Manually activated restart or pump venting function | - | - |
| Warning messages in plain text (display status: yellow) | - | - |
| Error messages in plain text (display: red) | - | - |
| Control mode | - | - |
| Active influences (e.g. STOP) | - | - |
Pump venting function | Manual | - | - |
Dry-running detection | yes | - | - |
Equipment | |
Thermal insulation shell | Yes | - | - |
Quick electrical connection | Wilo Connector | - | - |
Blocking-current proof motor | yes | - | - |
Key lock | yes | - | - |
Operating elements | Green button and back button | - | - |
Connectivity | |
Analogue signal as standard | 0-10 V (via accessory Connect Modul BMS) | - | - |
Digital output | SSM/SBM (via accessory Connect Modul BMS) | - | - |
Digital input | Ext. OFF/Ext. MIN/ Ext. MAX (via accessory Connect Modul BMS) | - | - |
Access via the Wilo-Assistant app | Via accessory Wilo-Smart Connect Module BT | - | - |
wire data exchange and remote operation | Via accessories Wilo-Smart Connect Module BT | - | - |
Motor data | |
Phases | 1 | 1 | 1 |
Mains connection | 1~230 V, 50/60 Hz | 1~230 V, 50 Hz | - |
Min current Imin | - | 0.35 A | - |
Max current Imax | - | 0.5 A | - |
Rated power P2 | 30 W | 60 W | - |
Min. speed nmin | 700 1/min | 2100 1/min | - |
Max. speed nmax | 4200 1/min | 2790 1/min | - |
Power consumption P1 min | 3 W | 50 W | - |
Power consumption P1 max | 40 W | 105 W | - |
Emitted interference | EN 61000-6-3 | EN 61000-6-3 | - |
Interference resistance | EN 61000-6-2 | EN 61000-6-2 | - |
Electromagnetic compatibility | EN 61800-3 | EN 61800-3 | - |
Insulation class | F | H | - |
Protection class | IPX4D | IPX4D | - |
Materials | |
Material | 1.4409 | Stainless steel | - |
Impeller | PPO-GF30 | PPE-GF30 | - |
Shaft | Oxide ceramic | Oxide ceramic | - |
Bearing | Carbon-graphite | Carbon, synthetic resin-impregnated | - |
Pipe connection | |
Inlet connection | G 1¼ | G 1¼ | G 1¼ |
PN connection on suction side | PN 10 | PN 10 | PN 10 |
Outlet connection | G 1¼ | G 1¼ | G 1¼ |
PN connection on discharge side | PN 10 | PN 10 | PN 10 |
Dimension, weight | |
Length with packaging | 194 mm | 270 mm | - |
Length L | 156 mm | 150 mm | - |
Height with packaging | 121 mm | 215 mm | - |
Height H | 115 mm | 216 mm | - |
Width with packaging | 213 mm | 178 mm | - |
Width W | 164 mm | 140 mm | - |
Gross weight, approx. m | 2 kg | 3.7 kg | - |
Net weight, approx. m | 1.7 kg | 3 kg | - |
Ordering information | |
Product description | Stratos PICO-Z 20/0,5-6 | TOP-Z 20/4 (1~230 V, PN 10, Inox) | NSB-S 25-20 |
Brand | Wilo | Wilo | Salmson |
EAN number | 4062679266060 | 4016322652762 | - |
Article number | 4255431 | 2045519 | - |