background image

 

Figure 5. Wiring. 

7. Ensure that the plug in connection is firm and 
that the plug is inserted into the correct 
terminals. 

 

8. To reinstall the breaker cover rotate the 
charging handle down and slide the front cover 
over the handle to assemble the front cover to 
the housing as shown in Figure 6.  

 

9. Ensure the fascia is aligned properly with the 
trip unit and the pad lock features of the breaker. 

 

Figure 6. 

 

10. Fasten the 6 mounting screws of the fascia 
with the housing using a Pozidrive screwdriver. 
Apply torque of 6Nm (4.42 ft-lbs).  

 

11. When installing a GSST* shunt trip device you 
must wire one or more Normally Open (NO) 
breaker auxiliary contact(s) in series with the 
shunt trip accessory coil. In some cases multiple 
contacts in series are required to ensure reliable 
performance. 

Application Voltage 

Required Aux. Contacts 

All AC Ratings, 24VDC 

One 

120VDC 

Two 

240VDC 

Three 

GSTG* devices do not require an auxiliary 
contact.

 

 

 

 

 

Summary of Contents for GSTG024D

Page 1: ...240V 220 240V Momentary GSTG250D 250V Continuous Momentary Rated shunt trip requires wiring one or more NO Normally Open breaker aux contact s in series with the accessory to avoid coil damage Use the following procedure to install the Shunt Trip accessory into the circuit breaker 1 Verify that the rating on the Shunt Trip Mechanism identification plate matches the voltage rating required for the ...

Page 2: ...s shown in Fig 3 Tilt the device backwards until the rear hooks engage in the slots on the mechanism top support plate as shown in Fig 4 Figure 3 Shunt Trip Inserting Figure 4 Shunt Trip Assembly 6 After installing the shunt release on the mechanism top plate connect the input wire assembly plug to the A5 A6 if installed in the first location or A12 A13 if installed in the fourth location location...

Page 3: ...e pad lock features of the breaker Figure 6 10 Fasten the 6 mounting screws of the fascia with the housing using a Pozidrive screwdriver Apply torque of 6Nm 4 42 ft lbs 11 When installing a GSST shunt trip device you must wire one or more Normally Open NO breaker auxiliary contact s in series with the shunt trip accessory coil In some cases multiple contacts in series are required to ensure reliab...

Page 4: ...Reference GSTG type Continuously Rated Shunt Trip Connection Scheme 4 ...

Page 5: ...0VDC Two 240VDC Three GE 41 Woodford Ave Plainville CT 06062 www geindustrial com 2019 General Electric Company DEH 41411 R2 05 19 5 These instructions do not purport to cover all details or variations in equipment nor to provide contingency to be met in connection with installation operation or maintenance Should further information be desired or should particular problems arise which are not cov...

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