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CONNECTION 
TO POWER 
MAINS

The fan is rated for connection to single-phase 230 V/50 Hz AC mains.  
The fan is rated for continuous operation always connected to power supply.  
Depending on the fan model there are two wiring options:  
 - via the terminal box, Fig. 19-22, 24; 
 - via the power cable with a plug for R modification, Fig. 25.  
In case of connection to power mains via the terminal box the wires must be connected 
to the terminal block in compliance with the wiring diagram and terminal marking as shown 
in Fig. 23.  
For electric installations use insulated, durable copper electric leads (cables, conductors) 

with the minimum cross section  0.75 mm and 1.0 mm for KSD 315 

S

-6E. 

The above value is for reference. 
While selecting the required cable cross section consider the cable type, its maximum heating 
temperature, insulation, length and installation method. The fan requires safe grounding.  
Connect the fan to 230 V / 50 Hz power mains through the external automatic circuit breaker 
with the minimum contact gap 3 mm installed at the power input and integrated into the 
house cabling. The circuit breaker installation place must ensure free access for emergency 
shutdown of the fan.  
The trip current of the circuit breaker must be in compliance with the fan current 
consumption.  
Recommended current consumption of the circuit breaker is stated in the Table 3.  

Disconnect the fan from power mains prior to any operations. Connection of the fan 
to power mains is allowed by a qualified electrician. The rated electrical parameters 
of the fan are stated on the manufacturer's label. Any tampering with the internal 
connections is prohibited and will void the warranty.

!

WARNING

Iso-ZS

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Summary of Contents for Iso-ZS

Page 1: ...EN Iso ZS User s manual...

Page 2: ...Purpose Delivery set Technical data Safety requirements Fan design TSC module description and functioning Mounting and set up Connection to power mains Wiring diagrams Technical maintenance Storage r...

Page 3: ...us operation The fan requires simple maintenance and is applicable for the transported air temperature from 20 C up to 45 C Hazardous parts access and water ingress protection ratings is IP X4 The del...

Page 4: ...1 465 457 340 450 367 176 186 186 326 346 427 680 735 825 510 570 660 Modell Dimensions mm Weight kg Iso ZS 250 6E Iso ZS 315 6E Iso ZS 250 4E Iso ZS 315 4E Iso ZS 250 6E max Iso ZS 315 4E max Iso ZS...

Page 5: ...Exhaust spigot 5 Terminal box 6 Fan grounding 7 Impeller 8 Mounting nut 9 Speed control knob 10 Temperature control knob 11 Fan operation indicator 12 Thermostat indicator 1 Fan casing 2 Sound insula...

Page 6: ...Iso ZS 6 5 Iso ZS fan mounting and operation example 1xD 3xD 6 General mounting recommendations for Iso ZS fans...

Page 7: ...accomplished either via a terminal block 5 or a power cable with a plug 13 for R modification The fan casing has a slot for connection of the fan grounding 6 The impeller 7 is fixed directly to the m...

Page 8: ...c speed and temperature control module enable fan speed control depending on the air temperature in the air duct Depending on the fan model the return to pre set lower speed has two delay patterns tem...

Page 9: ...e by turning the speed control knob 9 The fan operation indicator 11 lights up as the fan is started If the air temperature increases above the thermostat set point the fan switches to the high speed...

Page 10: ...otation speed is 60 of the maximum speed Set temperature point is 25 C Air duct temperature is 20 C 1 Fan impeller rotation speed is 60 2 Air duct temperature increases reaches 25 C and continues to g...

Page 11: ...and to minimize turbulence induced air pressure losses connect a straight air duct section to the fan spigots on both sides of the fan The minimum straight air duct length is equal to 1 air duct diame...

Page 12: ...le cross section consider the cable type its maximum heating temperature insulation length and installation method The fan requires safe grounding Connect the fan to 230 V 50 Hz power mains through th...

Page 13: ...QF 7 8 9 10 MOUNTING OPTIONS 13 Iso ZS...

Page 14: ...Iso ZS 14 QF 11 12 13 14...

Page 15: ...QF 15 16 17 18 15 Iso ZS...

Page 16: ...QF 19 20 21 22 Iso ZS 16...

Page 17: ...the delivery set Terminal block X1 1 2 3 4 X1 L N QF L 230V 50Hz N PE Recommended trip current of the automatic circuit breaker QF 23 Iso ZS 315 6E Iso ZS 315 4E Iso ZS 315 4E max Iso ZS 315 6E max Is...

Page 18: ...Iso ZS fan to AC power mains via a terminal box Wiring diagram for connection of Iso ZS fan to AC power mains via a power cable and a plug Terminal box Fan 220 240 V 50 Hz QF Automatic circuit breaker...

Page 19: ...19 QF 26 27 28 29 Iso ZS...

Page 20: ...premise at ambient temperatures from 10 C up to 40 C Storage environment must not contain aggressive vapours and chemical mixtures provoking corrosion insulation and sealing deformation Use suitable...

Page 21: ...fan Seller Low air flow The ventilation system components as diffusers grilles air ducts are contaminated The fan components as the impeller or the spigot are contaminated The air ducts are damaged Th...

Page 22: ...l 22 The fan is recognized as serviceable Iso ZS 250 315 315 250 2 4E 6E GI G W1 max We hereby declare that the product complies with the essential protection requirements of Electromagnetic Council D...

Page 23: ...Iso ZS 23 WARRANTY CARD...

Page 24: ...Iso ZS Iso ZS_v2 3 _EN...

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