S&C Vista Series User Manual

22 S&C Instruction Sheet 681-510
Operation
Upper front panel
(not shown)
Termination
compartment
Operation compartment
Front panel
Padlock
Figure 44. Secure the enclosure. Make sure the operation
compartment and termination compartments are both closed
and padlocked.
Returning Equipment to Service
STEP 1. Make sure the load-interrupter switch and fault-
interrupter grounding means are removed.
STEP 2. Make certain the load-interrupter switches and
fault interrupters are in the correct positions
(Open or Closed).
STEP 3. If a pad-mounted enclosure is furnished, close
and padlock the termination compart ment
before energizing the circuit and operating any
switching devices. See Figure 44.
STEP 4. Padlock the switchgear before leaving the site
even momentarily. Observe this proce dure even
in those cases where the gear is accessible only
to quali ed persons.

S&C Vista Series Specifications

General

Voltage Rating	Up to 38 kV
Continuous Current	600 A
Frequency	60 Hz
Interrupting Rating	Up to 25 kA
Interrupting Current	20 kA, 25 kA
BIL	95 kV, 125 kV, 150 kV
Insulation Medium	SF6
Enclosure Type	Metal-clad or Metal-enclosed
Number of Ways	2, 3, 4, 5, or 6
Switching Mechanism	Vacuum Interrupters
Operating Mechanism	Manual
Standards Compliance	IEEE C37.60
Fault Interruption	Yes