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Water level limiter with latch for protecting boilers in closed heating systems against overheating or damage caused by dry running.
The safety device operates with a heat‑resistant glass float...
All product informationPU
Water level limiter with latch for protecting boilers in closed heating systems against overheating or damage caused by dry running.
The safety device operates with a heat‑resistant glass float that magnetically transfers a change in water level below a critical point to a microswitch. This interrupts boiler operation to prevent overheating or burn‑out. The integrated safety lock engages automatically and must be manually reset by pressing the release button once the fault has been rectified.
A functional check of the water level limiter can be performed without lowering the water level.
The low water cut‑off is installed with its main axis in a vertical position by screwing it directly into a boiler connection socket. The electrical switching unit can be rotated through 360° and replaced without draining the system.
| Spare parts: | ||
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Control unit for low-water cut-off 932 |
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Float for water level limiters 932 and 933 |
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Microswitch for water level limiters 932 and 933 |
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For more information see Downloads
| OEG no. | 512209910 |
| Operating temperature max. [°C]: | 120 |
| Ambient temperature [°C]: | max. 70 |
| Operating pressure max. [bar]: | 10 |
| Protection type [IP]: |
IP65 |
| Switching capacity [A]: | 10 |
| DIN: | 4751 |
| Connection size: | 2" ET |
| Total length [mm]: | 343 |
| Manufacturer | SYR |
| Herstellernummer | 0932.50.000 |
| Weight [kg] | 1.42 |
| Notes |
PU |
| Customs tariff number | 90262020 |