IEC08000479 V2 EN
Figure 524:
TRM connection diagram
21.2.5.3
Technical data
Table 887:
TRM - Energizing quantities, rated values and limits for protection transformer
modules
Quantity
Rated value
Nominal range
Current
I
r
= 1 or 5 A
(0.2-40) × I
r
Operative range
(0-100) x I
r
Permissive overload
4 × I
r
cont.
100 × I
r
for 1 s
*)
Burden
< 150 mVA at I
r
= 5 A
< 20 mVA at I
r
= 1 A
Ac voltage
U
r
= 110 V
0.5–288 V
Operative range
(0–340) V
Permissive overload
420 V cont.
450 V 10 s
Burden
< 20 mVA at 110 V
Frequency
f
r
= 50/60 Hz
±5%
*)
max. 350 A for 1 s when COMBITEST test switch is included.
1MRK502052-UEN B
Section 21
IED hardware
1153
Technical manual
Summary of Contents for Relion REG670
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