Test Cabinet for Cutler - Hammer

1 32-275-4D - 1 -Test Cabinet for Cutler - Hammer Type VCP-W Circuit Breakers#8346A28G21-G24 (5,15,27 KV VCP-W)#8346A28G41-G44 (5KV ND VCP-W)#8346A28G51-G54 (38KV VCP-W)WARNINGSThis test Cabinet is to be used only with Cutler - Hammer VCP-W certain the test Cabinet is installed and tested by qualified personnel before certain the circuit breaker is totally disconnected from all power sources before attempting to use the test Cabinet .

2 (See Cutler - Hammer 32-255-1(A through G as applicable).Qualified Personnel using this test Cabinet should be familiar with the operation of the circuit breaker. See 32-255-1(A through G as applicable).INSTRUCTIONS FOR USE Initial Installation of Test Test Cabinet (1) on wall and in suitable using mounting holes and wire appropriate power supplies to Test See Table 1 Below for proper wiring diagram and schematic for your application. 32-275-4D - 2 -Optional Shunt Trip #2 VoltsNoneNoneAny Separate DC VNoneGroup Diagram & SchematicFigure 2 Figure 3 Figure 4 Figure 5 Close ControlVoltsAny DCAny AC/DC120/240V ACAny DCShunt Trip #1 Volts Any DC COMAny DC SEPCAP TripAny DC COMM otor VoltsSame as Close VoltsAny SEP AC/DCOptional under Voltage VoltsSame as Shunt Trip No.)

3 1 Volts and on same circuitTABLE 1 Connecting the Test Cabinet to the Circuit :Notice !If the closing springs of the circuit breaker are discharged, the spring charging motor will charge the springs as soon as the Test Cabinet is electrically connected to the breaker-BE PREPARED!Connect the test Cabinet cable Housing Connector (4) to 1)the test Cabinet housing (1) Cable Connection Port (5).Position the circuit breaker within the range of the test 2) Cabinet s cable (8-10 m max.). Check to ensure 32-275-4D - 3 -the circuit breaker is resting securely on a solid base.

4 ( , dolly, floor, etc.)Feed the test Cabinet breaker connector (3 or 9) 3)underneath the breaker from the rear of the breaker until it reaches the breaker secondary the test Cabinet breaker connector (3 or 9) and 4)push it flat up against the bottom of the circuit breaker, just behind the breaker secondary disconnects. If the breaker is on a Cutler - Hammer dockable dolly, the dolly has 2 guide rods on which the test Cabinet breaker connector assembly (3 or 9) may be placed to ensure proper alignment with the breaker secondary disconnect. (See Dockable Dolly Instruction Leaflet IL32-275-6A or B as applicable.

5 While holding the test Cabinet breaker connector (3 or 9) 5)flat against the breaker, slide the test Cabinet breaker connector forward until it latches to the breaker secondary disconnects and the disconnects are fully engaged. (If the closing springs are discharged prior to this connection, the spring charging motor will immediately charge the springs at this point see notice above.)C. Operating the Circuit Breaker with the Test Cabinet :Press the CLOSE button (7) on the test Cabinet housing 1)to close the breaker. The breaker should the TRIP button (6) on the test Cabinet housing to 2)open the breaker.

6 Breaker should opening and closing the breaker as )Note: If breaker charging springs fail to charge or breaker fails to close or open, check to make sure the supply 32-275-4D - 4 -source is connected to the Test Cabinet and /or the fuses located inside of the Test Cabinet have not the Test Cabinet :Grasp the test Cabinet breaker connector (3 or 9) and 1)slide it toward the rear of the breaker to disconnect it from the the cable around the cable bracket (8) of the test 2)

7 Cabinet for Cabinet Cabinet , 15 KV and KV Test Cabinet Breaker ConnectorHousing Connection Trip Close Test Breaker Connector32458 FIGURE 1 TEST Cabinet 32-275-4D - 5 - 32-275-4D

8 - 6 - 32-275-4D - 7 - 32-275-4D - 8.