注意 危険 注意 Caution Warning Caution 注意 Caution
Contents
1. UVT UVT 2 2 UVT E2. ON Otherwise electric shock may result 2 Operation 1 Never touch live terminals Doing so may result in electric shock When the breaker trips open automatically remove the cause then close the breaker Otherwise a fire could result Do not try to perform motorized and manual operation simultaneously Doing so may result in malfunction or failure of the product 1 OFF 3 OFF E AC1500V 1 DC 2 4 V AC500 1 1
3. 3 OFF M3 5 0 8 8 1 1 8N m 1 OFF
4. group and terminal E For control voltage of 24 VDC the dielectric withstand voltage is 500 VAC for one minute Overvoltage may result in damage to the Operator Be sure to mount the Motor Operator on the breaker before using the Operator Sole operation of the Operator may result in damage toit Caution on manual operation Do not apply excessive force to the manual operating handle Doing so may cause damage to the Operator Table 1 See Motorized Operation 1 1 Closing Operation Closing an external ON switch closes the breaker within 0 06 second Drawing out the lock plate disables the breaker to Close To enable the breaker closing operaton push in the es lock plate securely 1 1 ON 1 Handle Operating Force N Type ON OFF RES Approx 1 2 5 Table 1 Handle Operating Angle ON 0 0 6 ON OFF
5. UVT UVT UVT 1 2 0ms ON ON 1 2 OFF OFF 3 1 89 SHT 1 4 RE SET OFF RESET 3 2 1 ON OFF RESET 1
6. Motoroperator nameplate Mountng screws Safety Notices Be sure to read these Instructions and other associated documents accompanying the product thoroughly to be familiarize yourself with the product handling safety information and all other precautions before mounting using servicing or inspecting the product In these Instructions safety notices are divided into Warning and Caution according to the hazard level 1 ON OFF Red Breaker ON Green Breaker OFF White Breaker TRIPPED A Warning A warning notice w
7. 2 2 1 3 1 2 4 1 4 5 6 OFF ON OFF 7 2 3 ON OFE UVT ON OFF UVT The breaker with undervoltage t
8. TERASAKI Ensuring Service Maintaining Ouay Ensuring Service Maintaining Quality T2MCX6 T2MCX6 Type Motor Operator Operating Instructions 2MCX6 Thank you for purchasing the TERASAKI Circuit 2 Breaker with the typesT2MCX6 Motor Operator 2MCX 6 ON OFF RESE TT The type T2MCX6 Motor Operator motorizes the breaker open close reset operation The Operator also allows you to operate the breaker manually Please read these Instructions carefully to ensure Correct use of the Operator This manual is to be delivered to the user after completion of the installation work 1 Indicator Control circuit erminals Control circuit nameplate Manual operating handle Lock plate
9. 1 Padlock the lock plate See Subsection in Section 2 Operation 4 Remove the four mounting screws Fig 1 5 Draw out the Motor Operator straight to remove it from the breaker 6 To mount the Operator check if both the indicator and breaker are set to OFF Then mount the Operator in reverse order ff the Operator indicator shows ON push down the handle catch with the tp of a Screwdriver or the like so that the indicator Shows OFF before mounting the Operator on the breaker 6 Perform Close Open operation a few times to check if the Operator is in order Be sure to apply the rated voltage to the undervoltade trip device UVT during Close Open operation See Section HH OF F ON ON Lock plate 2 Fig 2 Lock in Off Padlock not supplied 547 0002 7 2 10 Tel 06 6791 9320 Lock in Off When the lock plate is drawn out and padlocked he Motor Operator is locked so that the breaker cannot be clo
10. al operatng handle is pull down while control voltage is applied to the Motor Operator he closing spring IS automatically discharged or motor chardged immediately after the handle is retracted Tuming on control voltage after handle operation without control voltage will also cause the same acton This mechanism is provided to make the Operator ready for the next motorized operation 5 3 How to Remove Mount the Motor Operator The Motor Operator should not be removed from the breaker exceDt when maintenance inspection or the like requires the Operator to be removed To remove the Operator Droceed as follows 1 Installaton work must be performed by competent persons Prior to commencing any work on the product open an upstream circuit breaker or the like to isolate all sources of power voltage Otherwise electric shock may result Do not touch the handle catch on the back of the Motor Operator Doing so may cause personal injury Do not remove the cover of the Motor Operator Doing so may cause personal injury Tighten the terminal screws M3 5 for the control circuit to the standard tightening torque of 0 88 to 1 18 Nxm Ascrew loose could result in a fire After terminal connection be sure to attach he transparent cover for the control terminals Otherwise electric shock may result 1 Turn off the Motor Operator 2 Operation 2 Disconnect wires from terminals Fig 1 3 Draw out lock plate Fig
11. duct open an upstream circuit breaker or the like to isolate all sources of power voltage Otherwise electric shock may result Tighten the terminal screws M3 5 for the control M3 5 0 88 1 1 8N m E circuit to the standard tghtening torque of 0 88 to 1 18 N m Ascrew loose could result in a fre Be sure to connect terminal E to 9round Otherwise electric shock may result After terminal connection be sure to attach the transDarent cover for the control terminals The dielectric withstand voltage of the Motor Operator is 1500 VAC for one minute between he control circuit 2 E
12. ith this symbol indicates that neglectng the suggested procedure Fig 1 Outside View or practice could be fatal or result in 1 serious personal injury A Caution A caution notice with this symbol indicates that neglecting the suggested procedule a Ns 8 Applicable breaker ype or practice could result In moderate or T2MCX6 S1250 NE S1250 GE S1600 NE S1250 NN S1600 NN slight personal injury and or property damade Note that failing to observe caution notices could resul in serious injury damage In some situations Because safety notices contain Important information be sure to read and observe them 1 1 Ins
13. rip device UVT cannot be closed unless the UVT coil is excited To close such a breaker apply voltage to the UVT and walt for 120 milliseconds until doing closing operation Open an external ON switch after closing the breaker If the switch remains closed the breaker cannot be closed again after it is opened 1 2 0pening Operaton Closing an external OFF switch opens the breaker within hree seconds 1 3 Tnpping Operation When the overcurrent trip device undervoltade trip device UVT or shunt trip device SHT is activated the breaker trips open automatically and the indicator Shows white 1 4 Reset Operaton The tripped breaker can be reset within three seconds by closing an external OFF RESET switch When the thermaLmagnetic circuit breaker is tripped by the thermal overcurrent trip device wait for several minutes before resetting the breaker Manual Operation 2 1 Closing and Opening Reset Operation Pull down the manual operating handle The breaker will close when it has been open and open when closed See Table 1 When the lock plate is drawn out the manual operating handle cannot be pulled down To enable manual operaton Dush in the lock plate securely The breaker with undervoltage trip device UVT cannot be closed unless the UVT coil is excited 2 2 Tripping operation Use the trip button to check the breaker functon or alarm switch for normal operaton Automatic Spring Charge Discharge When the manu
14. sed When the breaker js closed the lock plate cannot be drawn out TERASAKI ELECTRIC CO LTD 7 2 10 Kamihigashi Hiranoku Osaka 547 0002 Japan Tel 81 6 6791 9323 2GO801SAA KRB 0586
15. tallation Precautions A Caution 8 5 110 ON OFF 1 1 1 5 Caution on motorized operation Permissible ranges of operating voltage are as follow 65 to 110 of the rated voltage Undervoltage or Overvoltage may Cause burnout The motor is rated for short time Repeated open close operation should not exceed 10 times If repeated continuous open close operation is inevitable a Dause of at least 15 min should be provided after the repetitions of 10 times Otherwise burnout could result If the breaker does not close within three seconds after closing operation turn off the operating voltade Otherwise burnout could result OFF Installation work must be performed by competent persons Prior to commencing any work on the pro
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