Toshiba RC820 Series Specifications Download | Manualshive

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Summary of Contents for RC820 Series

Page 1: ...TOSHIBA 2E MOTOR PROTECTION RELAYS MODEL RC820 OVERLOAD SINGLE PHASE PROTECTION SOLID STATE MANUAL TEST FEATURE MANUAL REMOTE AUTO RESET SURFACE FLUSH MOUNTING ...

Page 2: ...art ups and high inertia loads The 2E relay complies with international standards as well as UL USA listed and CSA Canada certified Current setting circuit SURFACE FLUSH MOUNTING Selectable surface or flush mounting FLEXIBILITY The relay allows for a high degree of flexibility for coordinating with wide range of current and trip time settings VISIBLE TRIP INDICATOR LED indicator shows relay trip s...

Page 3: ...CONTROL TERMINALS CURRENT SETTING TRIP TIME SETTING LED TRIP INDICATOR TEST RESET SWITCH SPRING RETURN FLUSH MOUNTING FEET FLUSH COVER ...

Page 4: ... high voltage CT Rated Current Rated Ampere turns AT 7AT 55AT I 110AT Setting Range 75 150 of rated AT Overload Protection Ultimate Operating 105 125 of setting current Current Trip Time Setting Range 3 40 sec for starting characteristics at 600 of setting current Operating Time j 20 of setting time Accuracy Single Phase Protection Minimum Operating 85 of setting current under one phase completely...

Page 5: ...s Ultimate operating current 105 125 of setting current 2 Single phase operating characteristics Min operating current 85 of setting current 0 8 1 2 3 4 5 6 8 10 MULTIPLES OF LOAD CURRENT RUNNING CHARACTERISTIC Overload operating characteristics v w 38 40 33 35 28 30 25 23 20 operating Single phas characteristics 18 15 13 10 8 5 3 Overload operating I INEW v INS w 40 38 33 35 I 28 30 23 25 20 18 1...

Page 6: ...INSTALLATION 40 1 58 Mounting Panel SURFACE MOUNTING 1 6 Min 3 2 Max 0 06 Min 0 125 Max FLUSH MOUNTING 5 0 20 Dia 4 Mounting Holes 8 0 32 Dia 2 Mounting Holes Unit mm in ...

Page 7: ... ratio so that the current setting is as close to 100 as possible If no external CT are used substitute with 1 0 For 1 15 Service Factor Motors If the motor has a 1 0 S F multiply the calculated Current Setting by 0 93 Practice in USA High voltage power supply PT or control transformer 2 4KV 13 8KV AC 100 120V Secondary High voltage CT secondary circuit wires pass through the windows of the built ...

Page 8: ...ONE 3457 4900 FAX 5444 9268 96 7O NA 7094 Toshiba International Corporation Houston Vancouver Toshiba International Corporation Pty Ltd Sydney Melbourne Toshiba International Europe Ltd For further information please contact your nearest Toshiba Liaison Representative or International Operations Producer Goods The data given in this catalog are subject to change without notice Printed in Japan ...

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