Eaton xiria series - Page 9

Xiria
994.570 G01 06
9
Table 2: Explanation oftype plate data in accordance with IEC
Variable
Description
Unit
system
-
r.
Release
-
IEC
IEC reference
-
type
Type switching device
-
serial no.
Serial number
-
year of man.
Year of manufacturing
-
w.o.no.
Works order number
-
f
r
Rated frequency
Hz
I
1
Rated mainly active load breaking current
A
I
2a
Rated distribution line closed-loop breaking current
A
I
4a
Rated cable-charging breaking current
A
I
6a
Rated earth-faulth breaking current
A
I
6b
Rated cable- and line-charging breaking current under earth-fault
conditions
A
I
c
Rated cable-charging breaking current
A
I
k
Rated short-time withstand current
kA
I
ma
Rated short-circuit making current
kA
I
p
Rated peak withstand current
kA
I
r
Rated normal current
A
I
r T-off
Rated normal current of the circuit-breaker in the transformer panel
A
I
sc
Rated short-circuit breaking current
kA
n
Number of operations for mainly active load breaking
-
t
k
Rated duration of short-circuit
s
U
a
Rated supply voltage of auxiliary circuits
V
U
d
Rated short-duration power-frequency withstand voltage (1 minute)
kV r.m.s.
U
p
, U
w
Rated lightning impulse withstand voltage (peak)
kV
U
r
Rated voltage
kV
U
r
.t
Rated voltage factor and corresponding rated time
Vs
Isolation level
Rated isolation level
kV
Class M, E, C
Classification according to IEC
-
Operating sequence
Rated operating sequence
-
VA
Rated output
VA
CL
Accuracy Class
-
IAC
Internal Arc Classification
-
AFLR
Authorised personal only
F = Front
L = Lateral
R = Rear
-