Page 12
Thank you for purchasing the Mistresa from Showa Denki. This manual explains the specifications for the CRG Series. Please read the operating instructions and cautionary information carefully to ensure that the Mistresa is used in a safe and efficient manner. Special attention should be given to cautionary information which bears the [ ] mark.
1. Cautionary information indications used in this manual "[ ] WARNING" mark indicates cautionary information that, if not heeded, could result in serious injury or death, and could also pose a fire hazard. A "[ ] CAUTION" mark indicates cautionary information that, if not heeded, could result in injury and/or equipment damage.
Page 14
Because this may increase the starting current depending on the product being used, it may be necessary to change the breaker, etc., when a product which has a standard Showa Denki motor is replaced with a CRG series product.
4. Items to check upon product delivery and storage Although all our products are thoroughly tested and inspected prior to shipment, the customer should nonetheless check the following items when taking delivery of the Mistresa. • Verify that the delivered product (model, etc.) is the same as that which was ordered.
5. Internal configuration The CRG series internal configuration and part names are shown below. Discharge port Ceiling plate Suspension eye-bolt Main body Wire screen Terminal box Demister Motor Bottom plate Impeller Wire screen Drain port Suction port Packing 6. Product labels (1) Product nameplate………On main body The nameplate label contains the following information: product model, rated voltage, rated frequency, rated current, insulation class, max.
7. Ambient conditions in the area of installation CAUTION Resulting in motor burnout and deterioration of the components. Be sure to use within the range described following. CRG Series Ambient temperature 0°C to 50°C Intake temperature 50°C or lower Relative humidity 10% to 90% Altitude 1,000 meters or lower...
Page 18
(2) Power supply connection WARNING ① Be sure that the power supply conforms to the rated voltage and rated frequency requirements. • When using inverter controlled operation, protect the motor by incorporating the motor burnout prevention terminals "A" and "B" in the inverter's control circuit. In addition, if it is inverter operation at different voltage (more than 380V), you will need a motor insulation strengthening.
Page 19
(3) Using the burnout prevention terminals The motor winding is equipped with a heat reactive type thermal protector (the contact automatically opens when the winding temperature becomes abnormally high, and closes when the temperature drops to a constant level). The "A" and "B" burnout prevention terminals are connected to this thermal protector.
b) Connection example when using the optional switch with built-in 3SW thermal and a 3m cable) Terminal box Thermal protector Switch (cable 3m) 10. Operating cautions (1) In order to prevent fires, never allow explosive gases, organic solvents, sparks, or burning cigarettes to be sucked into the suction port. (2) The collecting efficiency may vary according to the operating conditions (e.g., when 1sucking in large amounts of an oily mist (non-water-soluble), or when the particle size is small, etc.), possibly resulting in blow leakage...
(voltage, frequency), etc. ④ When a product failure or damage was caused by repairs or modifications (new holes drilled in the product, etc.) by any party other than Showa Denki. − 19 −...
⑦ Product aging related discoloration, scratches, and natural wear of consumable parts. (4) Showa Denki shall not be liable for any customer damages incurred due to a malfunction of this product. 13. Inquiries (1) Inquiries related to this product should be directed to the Oversea Sales Department.
Need help?
Do you have a question about the Mistresa CRG Series and is the answer not in the manual?
Questions and answers