Eaton Power Xpert PXR Series - Page 48

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10 Available protection settings
PXR TRIP UNITS FOR POWER DEFENSE MOLDED CASE CIRCUIT BREAKERS MN012007EN March 2019 www.eaton.com
10.2.20 PDG3 PXR25 and 20D settings
Frame 125 A 250 A 400 A H250 A H400 A H600 A
All All
125 A 250 A 400A H250 A H400 A H600 A G styles
Profile Long delay Short delay Instantaneous Ground
Setting Pickup Ir (amps)
Time
(s)
at 6x
(Ir)
Pickup
(Isd)
Isd =nx
(lr)
Time
(tsd)
tsd
(s) Pickup li = nx (In)
Pickup
(Ig)
lg = nx
(In)
Time
(tg)
tg
(s)
Min
45 90 160 90 160 250 0.5 1.5 0.050 2 2 2 2 2 2 0.2 0.100
Max
125 250 400 250 400 600 24 12.0 0.500 24 17.6 11 28.8 18 12 1.0 1.000
Min
0.5 0.067 0.2 0.067
Max
7 0.300 1.0 0.300
Step
1 1 1 1 1 1 0.10 0.10 0.010 0.10 0.10 0.10 0.10 0.10 0.10 0.010 0.010
Add'l
opt
OFF OFF
I
2
t Flat Instantaneous override Trip Flat
I
4
t I
2
t 3000 A 4400 A 7200 A Alarm I
2
t
10.2.21 PDG3 PXR25 – Motor protection settings
Frame 125 A 250 A 400 A H250 A H400 A H600 A All All 125A 250A 400A H250 A H400 A H600 A G styles
Profile Long delay Short delay Instantaneous Ground
Setting FLA = pickup (Ie)
Trip
class
Pickup
(Isd)
Time
(tsd) Pickup (Ii)
Pickup
(Ig)
Time
(tg)
Min
45 90 160 90 160 250 0.5 3.0 0.050 3 3 3 3 3 3 0.2 0.100
Max
125 250 400 250 400 600 30 13.0 0.500 24 17.6 11 28.8 18 12 1.0 1.000
Min
0.2 0.067
Max
1.0 0.300
Step
1 1 1 1 1 1 0.10 0.10 0.01 0.10 0.10 0.10 0.10 0.10 0.10 0.01 0.01
Add'l
opt
OFF OFF
Flat Instantaneous override Trip Flat
3000 A 4400 A 7200 A Alarm
Pickup (Isd) limited by Max Instantaneous
10.2.22 PDC3 PXR25 and 20D settings
Frame 250 A 400 A H250 A H400 A H630 A All All 250 A 400 A H250 A H400 A H630 A G styles
Profile Long delay Short delay Instantaneous Ground
Setting Pickup Ir (amps)
Time
(s)
at 6x (Ir)
Pickup
(Isd)
Isd =nx (lr)
Time
(tsd)
tsd (s) Pickup li = nx (In)
Pickup
(Ig)
lg = nx (In)
Time
(tg)
tg (s)
Min
63 100 63 100 200 0.5 1.5 0.050 2 2 2 2 2 0.2 0.100
Max
250 400 250 400 630 24 12.0 0.500 17.6 11 28.8 18 11.43 1.0 1.000
Min
0.5 0.067 0.2 0.067
Max
7 0.300 1.0 0.300
Step
1 1 1 1 1 0.10 0.10 0.01 0.10 0.10 0.10 0.10 0.10 0.01 0.01
Add'l
opt
OFF OFF
I
2
t Flat Instantaneous override Trip Flat
I
4
t I
2
t 4400 A 7200 A Alarm I
2
t