Instruction/ maintenance manual of the product RC820 Toshiba
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TOSHIBA 2E MOTOR PROTECTION RELAYS MODEL RC820 " OVERLOAD & SINGLE-PHASE PROTECTION " SOLID-STATE " MANUAL TEST FEATURE " MANUAL/REMOTE/AUTO RESET " SURFACE/FLUSH MOUNTING.
2E MOTOR PROTECTION RELAYS MODEL RC820 L1/R L2/S L3/T Load circuit Toshiba's 2E relay eliminates many motor failures . This solid state relay features precise motor protection for any horsepower/voltage combination in just three ratings .
CONTROL TERMINALS CURRENT SETTING TRIP TIME SETTING LED TRIP INDICATOR TEST/RESET SWITCH (SPRING RETURN) FLUSH MOUNTING FEET FLUSH COVER.
NOMENCLATURE SELECTION RC820-HP 1 Y 12 (1) (2) (3) (4) (5) (1) Model (Series) No . RC820 (2) Reset Mode HP ... Manual Reset AP .... Auto Reset (3) Current Rating 1 ...... 7 AT 2 ...... 55 AT 3 . . .... 110 AT (4) Control Volt . Y .
OPERATING CHARACTERISTIC CURVE 800 500 400 300 200 100 80 50 40 30 20 10 8 5 4 3 10 0 .8 1 2 3 4 5 6 8 10 MULTIPLES OF LOAD CURRENT STARTING CHARACTERISTIC v 20 800 500 400 300 200 100 80 .
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).
WIRING Low-voltage power supply 600 V AC or less HOW TO SET LOW-VOLTAGE (Notes) *Connections of control power source AC 100-120V-Terminals 1-2 AC 200-24®V-Terminals 1-3 For other volt .
ORDERING INFORMATION When ordering specify ; " Model No . & Quantity " Any Special Requirement TOSHIBA TOSHIBA CORPORATION Industrial Equipment Department 1-1 .
An important point after buying a device Toshiba RC820 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Toshiba RC820 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Toshiba RC820 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toshiba RC820 you will learn all the available features of the product, as well as information on its operation. The information that you get Toshiba RC820 will certainly help you make a decision on the purchase.
If you already are a holder of Toshiba RC820, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Toshiba RC820.
However, one of the most important roles played by the user manual is to help in solving problems with Toshiba RC820. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toshiba RC820 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
