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013(E)-E 

 

 

 

 

 

Gust Blower 

 

 U2S 

 

 

Operation and Safety Manual

 

 

Thank you very much for purchasing this Showa Denki blower.  

This Operation Manual describes the specifications for

Gust Blower Type U2S

Please read this Operation Manual carefully (in particular where marked with a              symbol) for safe and 

efficient use of this blower.  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Please keep this Operation Manual accessible for future use. 

Содержание U2S

Страница 1: ... this Showa Denki blower This Operation Manual describes the specifications for Gust Blower Type U2S Please read this Operation Manual carefully in particular where marked with a symbol for safe and efficient use of this blower Please keep this Operation Manual accessible for future use ...

Страница 2: ...o let out the air under such usage conditions Temperatures The maximum allowable ambient temperature and gas temperature at the inlet are 40 The casing temperature while in operation is very high Avoid touching to prevent burns Installation The gust blower can be installed in any axial direction unless its cooling effect is impaired Keep the ventilation grid and openings clean The direction of flo...

Страница 3: ... 1 Fig 1 2 according to the model power supply voltage and frequency to be used Wiring for U2S H220 H370 H750 For IE3 products the metal plate is removed at the time of product delivery It is included in the metal plate terminal box Connect the metal plates as shown in Table 2 Figures 3 to 5 according to the voltage in use The metal plate may be left over depending on the voltage used Use it if ch...

Страница 4: ...plicable models U2S H220 H370 H750 No of terminals 50Hz 60Hz 200V 220V 9 9 60Hz 200V 9 60Hz 380V 400V Table 2 Connecting outlet line IE3 Metal plate Figure 3 Δ wiring Figure 4 YY wiring Figure 5 Y wiring Power line inlet Power line inlet Power line inlet ...

Страница 5: ...fective at a gas inlet and ambient temperatures of 40 The motor current will rise by 6 at a gas inlet and an ambient temperature of 20 Set the motor protection circuit breaker to the rated current value Be sure to connect a grounding wire to prevent electric shock hazards ...

Страница 6: ...E1 U2S 70T 3 0A 4 0A 3 8A Fig 1 IE1 U2S 150 7 0A 8 8A 8 5A Fig 1 IE1 Table 5 IE3 Electric Motor 200V class Rated current Wiring IE code Frequency 50Hz 60Hz Voltage 200V 200V 220V U2S H220 9 9A 12 0A 10 4A 50Hz Fig 3 IE3 60Hz Fig 4 IE3 U2S H370 17 1A 19 6A 16 9A 50Hz Fig 3 IE3 60Hz Fig 4 IE3 U2S H750 30 8A 35 2A 30 5A 50Hz Fig 3 IE3 60Hz Fig 4 IE3 Table 6 IE1 Electric Motor 380 400V Rated Current S...

Страница 7: ... 1 IE1 U2S 150 7 0A 8 8A 8 5A 7 0A 8 8A 8 5A Fig 1 IE1 Table 9 IE3 Electric Motor 200V class Discharge side Suction side Wiring IE code Frequency 50Hz 60Hz 50Hz 60Hz Voltage 200V 200V 220V 200V 200V 220V U2S H220 9 9A 12 0A 10 4A 9 9A 12 0A 10 4A 50Hz Fig 3 IE3 60Hz Fig 4 IE3 U2S H370 17 1A 19 6A 16 9A 13 1A 18 4A 16 9A 50Hz Fig 3 IE3 60Hz Fig 4 IE3 U2S H750 30 8A 35 2A 30 5A 22 9A 32 6A 30 5A 50H...

Страница 8: ...re below the maximum operating static pressure and current If pressure is above the maximum operatic static pressure provide a bypass hole to let air out Operating status No abnormal vibration or noise If any please contact us Maintenance inspections We recommend checking for any deterioration in insulation and for abnormal vibration or noise every three months The motor bearing uses a sealed ball...

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