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CSN® Ex flow heater for outputs up to 500 kW, type of protection Ex d for heating flowing liquid or gaseous media and with temperature monitoring.
Our CSN® Ex flow heaters are designed for outputs of up to 500 kW and are ideal for heating liquid and gaseous media. These electric instantaneous water heaters are specially designed for use in potentially explosive environments and provide a reliable and efficient heat source. Thanks to their integrated temperature monitoring, you can precisely control the operating temperature and thus ensure a safe working environment.
Authorisation
Zone 1, additionally mining (equipment group I)
Certification
ATEX
Temperature class
T1 to T6
Ambient temperature range
Standard -20°C to +40°C
Power (kW)
up to 500
Voltage (V)
up to 1000
Protection class
IP 54
Medium
Liquid and gaseous
Process data
Medium, pressure and temperature according to specification
Housing / inlet and outlet nozzles
Flange connections and other
Heating elements
Tubular radiators
Cartridge radiators
High-performance cartridge heaters
Housing materials
Steel;
1.4404 (AISI 316L); 1.4541 (AISI 321); 1.4571 (AISI 316 Ti)
Heating element materials
Steel;
1.4404 (AISI 316L); 1.4541 (AISI 321); 1.4571 (AISI 316 Ti);
1.4876 (Incoloy 800); 2.4858 (Incoloy 825)
Material of connection cover
Steel (painted)
Installation length of heating elements (mm)
300 - 3500 for tubular radiators
up to 6000 for cartridge radiators
up to 7000 for high-performance cartridge radiators
Temperature monitoring (version via intrinsically safe circuits (Ex i))
PT100 internal (standard)
Internal thermocouple (optional)
External temperature controller (optional)
External temperature limiter (optional)
Execution
912F = for liquids
912GB = for gases, Ex zone on heating element
912GN = for gases, no Ex zone on the heating element
Customised versions on request
DGRL/PED
Andreas Hagedorn
+49 (0) 2392 692-30
andreas.hagedorn@schniewindt.de
Robin Gerecht
+49 (0) 2392 692-750
robin.gerecht@schniewindt.de
