Siemens QVE1901 Flow Switch
₹8,091.00
(GST 18% Exclusive)
268567
Siemens QVE1901 flow switch designed for monitoring liquid flow in HVAC and industrial systems. It ensures reliable flow detection, protects equipment from low or no-flow conditions, and features adjustable switching points for flexible application. It is easy to install, highly durable, and ideal for ensuring safe and efficient operation of pumps and cooling systems.
Applications: condensers, boilers, heat exchangers, heat pump and heating installations.
Products related to this item
-
₹4,420.00(GST 18% Exclusive)
Siemens QBM81-10 Differential Pressure Monitor
-
₹3,110.17(GST 18% Exclusive)
Siemens QBM81 Series Differential Pressure Switch
-
₹53,828.81(GST 18% Exclusive)
Rotronic AF1 Air Flow Transmitter
-
₹59,763.00(GST 18% Exclusive)
Testo 425 Air Velocity Meter with Thermal Flow Probe
Siemens QVE1901 Flow Switch is a high-quality mechanical device designed to monitor and control liquid flow in HVAC and industrial piping systems. Engineered for reliability and durability, it ensures that a predetermined flow rate is maintained, helping protect pumps, heat exchangers, and other system components from damage caused by insufficient or interrupted flow. it can be used in hydraulic systems, PN25, DN20 … 200. In hydraulic systems, in particular, refrigeration, heat pump, and heating systems (e.g. for evaporators, boilers, heat exchangers, etc.) is regulated by the Québec QVE1901 sensor.
Features of Siemens QVE1901 Flow Switch:
- For monitoring operation of systems using liquids or gases
- Nominal pressure maximum 365 psi
- Manual setting of contact type (NO/NC)
- Housing IP 65 (excluding conduit adapter)
- Maintenance-free
Additional information
| Weight | 1 kg |
|---|---|
| Manufacturer | Siemens |
| Model No. | QVE1901 |
| Measuring Parameters | Liquid Flow Switch |
| Digital output, switching voltage | 230 VAC, 48 VDC |
| Digital output, swtiching current | 1 A |
| Nominal pressure | PN 25 |
| Operating Temperature | -20 to 80 °C |
| Storage Temperature | -20 to 80 °C |
| Ambient humidity | <95 % r.h. |
| Protection class | III according to EN 60730-1 |
| Dimensions | 120 X 38 X 92 mm (W X H X D) |
| Weight | 0.31 kg |
