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Table of Contents
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Summary of Contents for Langmatz EK890
- Page 1 Operating Instructions Air circulation EK890...
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Page 2: Table Of Contents
Contents english General information ........................3 Safety information ......................... 3 Product description ........................4 Dimensions ............................ 4 Technical data ..........................4 Operating voltages ......................... 5 Required tools..........................5 Changing the fan unit ........................6 Commissioning ..........................6 Function test ..........................8 Fan supply outlets .......................... -
Page 3: General Information
The copyright to these instructions remains with Langmatz GmbH. Safety information The product corresponds to the latest state-of-the-art technology at the time of printing and is delivered in an operationally safe condition. -
Page 4: Product Description
Product description Dimensions 510 mm Fig. 1 Fig. 2 Technical data Housing material Stainless steel Protection class Degree of protection IP47 Power consumption Typically 36 W | maximum 54 W Ambient temperature -25°C to +38°C Weight Approx. 8 kg Connection cable 3x 1.5 mm²... -
Page 5: Operating Voltages
Hysteresis / threshold value 0.5 – 5 degrees Design verification As per DIN 61439-1 Control power of heat extraction Max. 180 watts Power supply unit Power 60 watts / 24 VDC Per fan 24 VDC / 12 watts Air flow per fan 285 m³... -
Page 6: Changing The Fan Unit
Changing the fan unit • Loosen 4 x cross-head screws (1). Note: disconnect the unit from the mains voltage before removing it! Fig. 4 Commissioning • Power the cold-device plug input with 230 VAC operating voltage. Fig. 5... - Page 7 • Actuate the residual current device (1). Fig. 6 • Green LED from the control element and blue LED from the power supply unit light up (red LED does not). Fig. 7 • Place the temperature sensor (1) in the device at the hottest point.
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Page 8: Function Test
• Set the desired temperature for the starting point of ventilation and hysteresis (2) on the control element (1) with a small cross-head screwdriver. Fig. 9 Function test • Higher temperature at the installation site than setting on the control element. →... -
Page 9: Fan Supply Outlets
Fan supply outlets • Service socket (1) outlet side / fused via RCD/circuit breaker. Fig. 11 • Cold-device socket (1) outlet side / fused via RCD/circuit breaker. Fig. 12... -
Page 10: Maintenance
The product meets the requirements of the following applicable harmonisation directives: 2014/35/EU Low Voltage Directive (LVD) The following standards were complied with: DIN EN 61439-1:2012-06 DIN EN 61439-2:2012-06 The EU Declaration of Conformity for this product can be requested from Langmatz GmbH. -
Page 11: Material Defects
The product liability accepted by Langmatz GmbH relates exclusively to our conditions of sale, delivery and payment. Langmatz GmbH accepts no liability due to random, indirect and resultant consequential damage, as well as any damage attributable to any use of the product other than for its intended purpose described. - Page 12 79 100 0074 / 001│ As of 22/03/2022 │ Translation of the Original Installation Instructions...