TZS Series - Earth Leakage Relays
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Catalog excerpts

Ratings of Relays Type_ NOTE ' : Standard, this configuration is used unless otherwise specified. • : “yes” or “available”. q : Terminals for 120V AC and 240V AC are provided. CAUTION : DO NOT APPLY 240V AC TO THE 12OV AC TERMINAL., _BURNOUT CAN RESULT._ For 415V AC or 440V AC, Please contact to TERASAKI. Adjustable type by Dip slide swnch. Operating time range and Non-operating time range. ■ RATINGS Rated control voltage [V AC] 50/60Hz Applicable range 120V AC 240V AC Rated sensitivity current [mA] Rated operating time (sec) Dimensions [mm] (surface mount) W/H/D Weight [kg] (surface mount)_ Surface mount_ Flush mount_ Earth leakage detection_ Output contact_ Earth leakage indication_ Reset function_ Power source required_ Rated operating time (sec) t : Solied-state type, current operating type. ® : Ratings of output contact. U : The output contacts remain until the RESET button is operated. Provided the control power supply fails the contacts automatically reset. Ratings of ZCT (Core Balanced Current Transformers) Type Outside view Diameter of transit part [mm] Applicable numbers, size and continuous current of wires (IV cable wires) max. continuous current max. wire size max.diameter of wire

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Connection Diagram • Earth Leakage RelaySurface mount Type • Earth Leakage Relay Drilling plan 2-M4X0.7 ^TZS-AD-ZCT wire length 30mA: less than 3m, 100, 300mA: less than 5m, 500, 1000mA: less than 10m Note: The output contacts are hold until the reset button is pressed. Loss of control power resets the contacts automatically. Terminal screw tightening torque: 0.45-0.73 N.m (4.6-7.4 kgf.cm) Earth Leakage Trip Characteristic 0.5 sec Flush mount Type Drilling plan

Open the catalog to page 2

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