Micom P341 - Page 26

P341/EN AD/F43 Update Documentation
(AD) -22 MiCOM P341
Restricted Earth Fault
(High Impedance)
IREF> Is: 0.05.1.00 In
Residual O/V NVD
VN>1 Status: Disabled/Enabled
VN>1 Input: Derived
VN> 1 Function:
Disabled
DT
IDMT
VN> 1 Voltage Set:
1…80V (100/120V)
4…320V (380/480V)
VN> 1 Time Delay: 0.00…100.00s
VN>1 TMS: 0.5…100.0
VN> 1 tRESET: 0.00…100.00
VN>2 as VN>1
VN>3/4 as VN>1 except
VN>3/4 Input: VN1
DF/DT
df/dt Status: Disabled/Enabled
df/dt Setting: 0.1…10 Hz/s
df/dt Time Delay: 0.00…100.0s
df/dt f low: 45…65Hz
df/dt f high: 45…65Hz
V Vector Shift
V Shift Status: Disabled/Enabled
V Shift Angle: 2…30
o
Reconnect Delay
Reconnect Status: Disabled/Enabled
Reconnect Delay: 0…300.0s
Reconnect tPULSE: 0…10.0s
Voltage Protection
Undervoltage
V< Measur’t Mode:
Phase-Phase
Phase-Neutral
V< Operate Mode:
Any Phase
Three Phase
V< 1 Function:
Disabled
DT
IDMT
V<1 Voltage Set:
10…120V (100/120v)
40…480V (380/480V)
V<1 Time Delay: 0.00…100.00s
V<1 TMS: 0.05…100.0
V<1 Poledead Inh: Disabled/Enabled
V<2 Function:
Disabled
DT
V<2 Status: Disabled/Enabled
V<2 Voltage Set:
10…120V (100/120V)
40…480V (380/480V)
V<2 Time Delay: 0.00…100.00s
V<2 Poledead Inh: Disabled/Enabled
The inverse characteristic is given by the
following formula:
t =
K
(1 - M)
Where:
K = Time multiplier setting
t = Operating time in seconds
M = Applied input voltage/relay setting voltage
Overvoltage
V> Measur’t Mode:
Phase-Phase
Phase-Neutral
V> Operate Mode:
Any Phase
Three Phase
V> 1 Function:
Disabled
DT
IDMT
V>1 Voltage Set:
60…185V (100/120V)
240…740V (380/480V)
V>1 Time Delay: 0.00…100.00s
V>1 TMS: 0.05…100.0
V>2 Status: Disabled/Enabled
V>2 Voltage Set:
60…185V (100/120V)
240…740V (380/480V)
V>2 Time Delay: 0.00…100.00s
The inverse characteristic is given by the
following formula:
t =
K
(M - 1)
Where:
K = Time multiplier setting
t = Operating time in seconds
M = Applied input voltage/relay setting voltage
NPS Overvoltage
V2>1 status: Enabled/Disabled
V2>1 Voltage Set:
1…150V (100/120V)
4…600V (380/480V)
V2>1 Time Delay: 0.00…100.00s