Mitsubishi Electric MELPRO A Series Скачать руководство пользователя | Manualshive

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JEP0-IL9556

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Ensure that this Instruction Manual is delivered to

the end users and the maintenance manager.

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Содержание MELPRO A Series

Страница 1: ...1 JEP0 IL9556 Request Ensure that this Instruction Manual is delivered to the end users and the maintenance manager ...

Страница 2: ...t Failure to do so may lead to the risk of electric shock equipment failure malfunction or failure to operate Ensure that the equipment is connected correctly in accordance with the details e g polarity or phase sequence shown on the connection terminals Otherwise there is the risk of failure burning malfunction or maloperation All power supplies and transformers to the equipment must be of suitab...

Страница 3: ...el Otherwise there are risks of electric shock injury failure malfunction and maloperation Handling and maintenance of the equipment must only be carried out after gaining a thorough understanding of the instruction manual Otherwise there is the risk of electric shock injury failure malfunction or maloperation When replacing the equipment use a product of same model rating and specifications Other...

Страница 4: ... special damages and secondary damages whether foreseeable or not compensation for accidents and compensation for damages to products other than MITSUBISHI ELECTRIC CORPORATION products and other tasks 4 Applications of products 1 The user is requested to confirm the standards the regulations and the restrictions which should be applied in case of utilizing this product and another one in combinat...

Страница 5: ...ecommended to replace 2 Product supply including repair parts is not available after production is discontinued 6 Changes in product specification The specification given in the catalogue manuals or technical documents are subject to change without prior notice 7 Scope of service The technical service fee such as engineer dispatching fee is excluded in the price of our products Please contact to o...

Страница 6: ...0Hz SW1 ON 60Hz SW1 OFF Display Self monitoring The RUN indicator green color is lighted in normal condition Operation indicator The indicator turns from black into orange color when the protection element is put into operation Manual resetting type Numerical display Indication item Range Voltage measurement 55 130V Pickup U Operation value setting Lo 1 60 100V Operating time setting 0 1 5 0s Freq...

Страница 7: ...ncy Hz Peak to peak amplitude mm Acceleration m s2 Vibration time s Setting Maximum operation value and minimum operating time Input 110 of setting value Criteria No malfunction and no abnormal indication Forward backward Right left Up down 10 5 10 2 5 5 30 16 7 0 4 2 600 Shock Maximum acceleration 300m s2 Direction 3 directions in forward backward right left and up down Criteria No abnormality wh...

Страница 8: ...t button While this button is pressed the relay function is locked and the RUN indicated LED is turned off RUN indicated LED Green It shows the result of self monitoring It lights up in normal condition Setting switches for operation value and time Set the setting values The black part is equal to maximum value but the numerical display is turned off Don t leave the switches with halfway state Tes...

Страница 9: ...LEAR FAULT REC and hold for 5s or more then ＯＫ is displayed and all of the fault record are cleared 5 Display function of setting change When a setting is changed the setting value after changing is displayed for approx 3s preferentially 6 Detection function of frequency difference If there is a difference between setting frequency and injected frequency the alert message ＦＥ is displayed The det...

Страница 10: ...d to zero from this state the b contacts remain open This relay has a built in capacitor to hold the power supply up to the operating time setting in case of power failure If the power outage lasts approximately 10 seconds or longer the capacitor runs out of charge and the RUN LED of the relay turns off When power is restored from this state it takes up to 2 seconds to resume operation and to rese...

Страница 11: ...between all circuits and external box fixing screw for mounting for one minute and make sure that there is no problem Voltage applied terminals External box Fixing screw for mounting b Apply 2000V AC commercial frequency between separate circuits for one minute and make sure that there is no problem Voltage applied terminals 3 Operation characteristics test When the test voltage is gradually incre...

Страница 12: ...h the electrical circuit e g substrate capacitor and transformer and be sure to hold the drawer handle or the frame part when transporting Touching the electrical circuit may cause electric shock or damage to the circuit Before the subunit is to be drawn out ensure that the following items are checked in order not to carry out the work in hot line condition Lock of the tripping circuit Turning off...

Страница 13: ...the subunit with your finger hooked on the drawer handle on both sides Support the frame of subunit and pull out 2 Procedure of housing Drawer fixing screw Support the frame of subunit and place the subunit in the case along the rails Insert the subunit into the case horizontally Open the cover and tighten the drawer fixing screw Cover Cover ...

Страница 14: ...up the upper side of the cover from the inner surface Then remove from the protrusion of the body Installing the cover As shown in Fig 4 7 mount the holes on the upper side of the cover to the protrusion of the body Then press down lightly on the lower side of the cover and mount to the protrusion of the body in the same way as above When replacing the cover during operation be careful not to touc...

Страница 15: ...ed to the protection relay have limited lifetime which will bring the degradation to the relay The degree of degradation will be variable depending on the purpose aging usage environment and unevenness on the performance of each part Our company designs its products so that the recommended renewal period is 15 years or more However there may be some possibilities to occur any failures before reach...

Страница 16: ...HEAD OFFICE 7 3 MARUNOUCHI 2 CHOME CHIYODA KU TOKYO 100 8310 JAPAN First edition Jan 2021 ...

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