Version March 2022
EN
9
2.00.177 - 1 User’s Manual
D Ü P E R T H A L S i c h e r h e i t s t e c h n i k G m b H & C o . K G
Frankenstr. 3
63791 Karlstein, Germany
3.2 Cleaning
Only specialized personnel is allowed to clean the product.
Caution
Prior to starting cleaning, switch off or disconnect power to the
product, ideally with a maintenance switch, to be sourced on
site, but highly recommended. Wear any personal protective
gear required by the law ot any maintenance instructions.
Important
To clean, never use sharp objects or tools.
Weekly
• Clean any deposits (dust, fluid residues, etc.) on and around the
fan. Remove such deposits also inside the fan if any have formed.
According to applicable maintenance instructions, at least yearly
• Remove any cake build-ups on the impeller inside the fan and on
the inside surface of the fan enclosure, in order to avoid the impeller
scratching against these build-ups or because of an out-of-balance
rotation axis due to them. If the impeller is scratching or out of bal-
ance constantly, this may destroy the fan as a whole.
4
Technical Specifications
Power Supply Voltage
230 V
Frequency
50 Hz
Nominal Current
0,6 A (model version H)
0,7 A (model version L)
Motor Power
100 W (model version H)
80 W (model version H)
Speed
2810 rpm (model version H)
1300 rpm (model version L)
Fluid Velocity
5,1 m/s (model version H)
4,3 m/s (model version L)
Volumetric Flow
72 m³/h (model version H)
60 m³/h (model version L)
Compatible Extracted Fluids Laboratory exhaust air
Acceptable Fluid Temperature 0 - 40 °C (32 - 104°F)
Sound Press. Level L
p2A
(1 m) 54 dB(A) (model version H)
45 dB(A) (model version L)
Weight
ca. 4,1 kg (model version H)
ca. 4,5 kg (model version L)
Impeller Material
PP-el
Enclosure Material
PPs
Space Required (no bracket) 244 x 219 x 300 mm
Space Required (with bracket) 263 x 249 x 300 mm
Suction-side Connector
dia. 75 mm
Exhaust-side Connector
dia. 73 mm
Ingress Prot./Motor Switch
IP55/Thermal Contact
ATEX Rating
EX II (3) G [c II B T4]
(see dimensions on drawing on next page for reference)
5 Troubleshooting
In the course of using the appliance, malfunctions may occur. The table
below is meant to help troubleshoot and correct malfunctions. If a mal-
function cannot be traced to one of the possible causes or the correc-
tion given does not solve the issue, then use of the appliance has to be
discontinued and it has to be returned for inspection and repair.
