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Trip unit summary table
Trip unit type
Digitrip 220
2)
Digitrip 520 i
Digitrip 520M i
Digitrip 520MC i
Digitrip 1150 i
3)
Ampere range
200
A - 3200 A
200
A - 6300 A
200
A - 6300 A
200
A - 6300 A
200
A - 6300 A
Interrupting rating at 690 V
40
through 100 kA
40
through 100 kA
40
through 100 kA
40
through 100 kA
40
through 100 kA
Rms sensing
Yes
Yes
Yes
Yes
Yes
Protection and coordination
Protection
Ordering options
LI
LSI, LSIG
LSI, LSIG, LSIA
LSI, LSIG, LSIA
LSI, LSIG, LSIA
Fixed rate plug (I
n
)
Yes
Yes
Yes
Yes
Yes
Overtemperature trip
Yes
Yes
Yes
Yes
Yes
Long
Long delay pickup
1.0
x (I
n
)
Fixed
2)
0.4 - 1.0
x (I
n
)
0.4 - 1.0
x (I
n
)
0.4 - 1.0
x (I
n
)
0.4 - 1.0
x (I
n
)
delay
Long delay time I
2
t at 6 x I
r
10
seconds
2)
2 - 24
seconds
2 - 24
seconds
2 - 24
seconds
2 - 24
seconds
protection
Long delay time I
4
t
No
No
No
No
1 - 5
seconds
(
L)
Long delay thermal memory
Yes
Yes
Yes
Yes
Yes
High load alarm
No
No
No
No
0.5 - 1.0
x (I
r
)
Short
Short delay pickup
No
200 - 1000%
x (I
r
)
200 - 1000%
x (I
r
)
200 - 1000%
x (I
r
)
200 - 1000%
x (I
r
)
delay
and M1
and M1
and M1
and M1
protection
Short delay time I
2
t at 8 x I
r
No
100 - 500
ms
100 - 500
ms
100 - 500
ms
100 - 500
ms
(
S)
Short delay time flat
No
100 - 500
ms
100 - 500
ms
100 - 500
ms
100 - 500
ms
Short delay time ZSI
No
Yes
Yes
Yes
Yes
Instantaneous
Instantaneous pickup
200 - 1000%
x ( I
n
)
200 - 1000%
x (I
n
)
200 - 1000%
x (I
n
)
200 - 1000%
x (I
n
)
200 - 1000%
x (I
n
)
protection
and M1
and M1
and M1
and M1
(
I)
Making current release
Yes
Yes
Yes
Yes
Yes
Off position
No
Yes
Yes
Yes
Yes
Earth fault
Earth fault alarm
No
No
Yes
Yes
Yes
protection
Earth fault pickup
No
25 - 100%
x (I
n
)
25 - 100%
x (I
n
)
25 - 100%
x (I
n
)
24 - 100%
x (I
n
)
(
G)
Earth fault delay I
2
t at .625 x I
n
No
100 - 500
ms
100 - 500
ms
100 - 500
ms
100 - 500
ms
Earth fault delay flat
No
100 - 500
ms
100 - 500
ms
100 - 500
ms
100 - 500
ms
Earth fault ZSI
No
Yes
Yes
Yes
Yes
Earth fault thermal memory
No
Yes
Yes
Yes
Yes
Neutral protection (N)
Yes
Model LSI only
Model LSI only
Model LSI only
Model LSI only
System diagnostics
Cause of trip LEDs
No
2)
Yes
Yes
Yes
Yes
Magnitude of trip information
No
No
No
Yes
Yes
Remote signal contacts
No
No
Yes
Yes
Yes
Programmable contacts
No
No
No
No
Yes
System monitoring
Digital display
No
No
4
char. LCD
4
char. LCD
24
char. LED
Current (%) full scale sensor
No
No
Yes
Yes
Yes +/- 1%
Voltage (%) L - L
No
No
No
No
Yes
Power and energy (%)
No
No
No
No
Yes
Apparent power kVA and demand
No
No
No
No
Yes
Reactive power kVAR
No
No
No
No
Yes
Power factor
No
No
No
No
Yes
Crest factor
No
No
No
No
Yes
Power quality - harmonics
No
No
No
No
Yes
%
THD
No
No
No
No
Yes
System communications
Type
No
No
No
INCOM/PowerNet
INCOM/PowerNet/
Trip Link
Power supply
N/A
N/A
PRM in breaker
PRM in breaker
PRM in breaker
3)
Additional features
Trip log (3 events)
No
No
No
No
Yes
Electronic operations counter
No
No
No
No
Yes
Testing method
1)
Test set
Test set
Test set
Test set
Integral and test set
Waveform capture
No
No
No
No
Yes
I
n
= Rating plug and sensor rating; I
r
= Long delay pickup setting.
1)
Test set for secondary injection.
2)
Long delay pickup will be adjustable from 0.4 - 1 x (I
n
).
Long delay time will be adjustable from 2 - 24 seconds. Cause of trip LEDs will be added with battery back up.
Contact Eaton for availability.
3)
New features will include over and under voltage alarm or trip, over and under frequency alarm or trip, voltage unbalance alarm or trip, and reverse power trip and
phase rotation alarm. Contact Eaton for availability and more details.
Magnum Digitrip trip units
The next generation of proven Digitrip RMS
Trip Units is available exclusively on Magnum
Breakers. These true rms sensing trip units
provide accurate coordination with the
conductors and equipment the breaker is
designed to protect.