Chapter 1 Overview Chapter 1 Overview The ASCO 7000 Series medium voltage transfer switch meets GB3906 and IEC62271-200 standards. This chapter will introduce the model description, appearance, product composition, and application environment, as well as the mechanical and electrical parameters of this transfer switch.
Circuit Breaker Control Switch Emergency Source Circuit Breaker Normal Source Circuit Breaker ) Figure 1-2 Typical 7000 Series MV ATS with location of major components (1250A, Load section shown on right ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
Earthquake intensity is smaller than magnitude 8. Site without fire, blast danger, serious dirt and severe shocks. The climate classes are classified according to IEC 60721-3-3 and GB 3906-2006. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
! DANGER Do not exceed the values on the rating label. Exceeding the rating can cause personal injury or serious equipment damage. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
Chapter 2 Installation And Operation 2.1 Installation The ASCO 7000 Series Medium-Voltage Automatic Transfer Switch (ATS) is factory wired and tested. Refer to the manual from the manufacturer of the metal-clad switchgear for section handling, installation, power connections, and testing.
Normal source circuit breaker control switch should indicate that the circuit breaker is OPEN (green light). SOURCE 2 SECTION - Circuit Breakers, check these items Emergency source circuit breaker control switch should indicate that the circuit breaker is OPEN (green light). ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
3. Turn the Breaker Control switch to CLOSE. 4. Press the Alarm Reset button. The circuit breaker should close if its connected source is selected by the controller to serve the load. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
Transfer Switch Connected to Emergency light should go off. 5 The engine-generator will stop after the Feature 2E time delay (unloaded running engine cool- down). The Emergency Source Accepted light should go off. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
Transfer Switch Connected to Emergency light should go off. 5 The engine-generator will stop after the Feature 2E time delay (unloaded running engine cool-down). The Emergency Source Accepted light should go off. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
Transfer Switch Connected to Emergency light should go off. 5 The engine-generator will stop after the Feature 2E time delay (unloaded running engine cool-down). The Emergency Source Accepted light should go off. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
After fault is cleared, reset the protective relay. Then reset the with protective Lock-Out Relay by turning it to RESET. Next turn the Breaker Control switch to CLOSE. Press the Alarm Reset button. relay) The CB should close. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
Then reset the Lock-Out Relay by turning it to RESET. Next turn the Breaker Control switch to an ATS with a protective relay) CLOSE. Press the Alarm Reset button. The CB should close. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
After fault is cleared, reset the protective relay. Then reset the with protective Lock-Out Relay by turning it to RESET. Next turn the Breaker Control switch relay) to CLOSE. Press the Alarm Reset button. The CB should close. ASCO 7000 Series Medium Voltage Transfer Switch User Manual...
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