NERC PREP TEST 101| 200 QUESTIONS|
WITH COMPLETE SOLUTIONS
.allowable frequency variation during system resto - Answer-59.75 hz - 61 hz (also saw 59.5 hz)
it h
.allowable voltage variation during normal condtions - Answer-+/- 5%
w
.allowable voltage variation during sys restoration - Answer-+/- 10%
ce
.amount of interchange transaction intermediate BAs receive for losses - Answer-3% of transaction
d
.At what power angle will ensure reactive power flows from higher voltage to lower voltage? -
ffi
te
Answer-10 degrees
.CPS 2 requirement - Answer-greater than or equal to 90% for month (10 minute intervals)
iO
ea
.CPS1 requirement - Answer-greater than or equal to 100% for rolling 12 month period
ob
Cr
.DCS requirement for recovery period - Answer-90 minutes after the end of disturbance period
.DCS requirement to return to pre disturbance condition - Answer-15 minutes
M
.define EA levels - Answer-EEA 1) all available resources in use,
EEA 2) load management in effect
EEA 3) firm load shed
, .distribution voltages - Answer-240, 120, 4, 13, 26, 69 kv
.DOE Reporting Conditions - Answer-300 MW uncontrolled loss of load
100MW Firm load shed
50,000 customers out of power greater than 1 hr
3% Voltage reduction
it h
Public appeals to reduce load
vandalism, sabotage
w
.During evaluation of an arranged Interchange, what factors must BAs review? - Answer-1)
Scheduling path (all)
ce
2) Ramping & Energy Profile (magnitude) (source and sink)
d
ffi
.During evaluation of an arranged Interchange, what factors must TSP review? - Answer-Scheduling
te
path
iO
ea
.Emergency Plan Applicable elements - Answer-fueld supply & inventory, fuel switching, optimize
fuel supply, environmental constraints, public appeals, requests of govt, notify Independent Power
Providers, system energy use, maximize gen output, load management, interruptible & curtailable
load, notification of govt agencies, notification to other entities
ob
Cr
.Emergency plans by the TOP and BA must include - Answer-1) Communications protocols
2) List of controlling actions to mitigate the emergency
M
3) Tasks to be coordinated with neighboring entities
4) staffing levels
.Explain value that adjacent BAs must agree on - Answer-Composite Confirmed Interchange:
adjacent BAs must agree at mutually agreed intervals on:
1) identical in magnitude
2) opposite in sign
WITH COMPLETE SOLUTIONS
.allowable frequency variation during system resto - Answer-59.75 hz - 61 hz (also saw 59.5 hz)
it h
.allowable voltage variation during normal condtions - Answer-+/- 5%
w
.allowable voltage variation during sys restoration - Answer-+/- 10%
ce
.amount of interchange transaction intermediate BAs receive for losses - Answer-3% of transaction
d
.At what power angle will ensure reactive power flows from higher voltage to lower voltage? -
ffi
te
Answer-10 degrees
.CPS 2 requirement - Answer-greater than or equal to 90% for month (10 minute intervals)
iO
ea
.CPS1 requirement - Answer-greater than or equal to 100% for rolling 12 month period
ob
Cr
.DCS requirement for recovery period - Answer-90 minutes after the end of disturbance period
.DCS requirement to return to pre disturbance condition - Answer-15 minutes
M
.define EA levels - Answer-EEA 1) all available resources in use,
EEA 2) load management in effect
EEA 3) firm load shed
, .distribution voltages - Answer-240, 120, 4, 13, 26, 69 kv
.DOE Reporting Conditions - Answer-300 MW uncontrolled loss of load
100MW Firm load shed
50,000 customers out of power greater than 1 hr
3% Voltage reduction
it h
Public appeals to reduce load
vandalism, sabotage
w
.During evaluation of an arranged Interchange, what factors must BAs review? - Answer-1)
Scheduling path (all)
ce
2) Ramping & Energy Profile (magnitude) (source and sink)
d
ffi
.During evaluation of an arranged Interchange, what factors must TSP review? - Answer-Scheduling
te
path
iO
ea
.Emergency Plan Applicable elements - Answer-fueld supply & inventory, fuel switching, optimize
fuel supply, environmental constraints, public appeals, requests of govt, notify Independent Power
Providers, system energy use, maximize gen output, load management, interruptible & curtailable
load, notification of govt agencies, notification to other entities
ob
Cr
.Emergency plans by the TOP and BA must include - Answer-1) Communications protocols
2) List of controlling actions to mitigate the emergency
M
3) Tasks to be coordinated with neighboring entities
4) staffing levels
.Explain value that adjacent BAs must agree on - Answer-Composite Confirmed Interchange:
adjacent BAs must agree at mutually agreed intervals on:
1) identical in magnitude
2) opposite in sign
