Compact current relay and
protection assemblies
RXHL 401 and
RAHL 401
1MRK 509 062-BEN
Page 10
Technical data
Table 1: Current inputs
Rated phase current I
r
1 A or 5 A
Rated neutral current IN
r
For I
r
= 1 A
0.1 A or 1 A
For I
r
= 5 A
0.1 A, 1 A or 5 A
Setting range for the over-
current protection
Stage I>
I
r
= 1 A
0.2-3.0 A
I
r
= 5 A
1-15 A
Stage I>>
(1.0-20) x set operate value I>
Stage I>>>
(1.0-20) x set operate value I>
Setting range for the earth
fault protection
Stage I
N
>
IN
r
= 0.1 A
10-250 mA
IN
r
= 1 A
0.1-2.5 A
IN
r
= 5 A
0.5-12.5 A
Stage I
N
>>
(1.0-20) x set operate value I
N
>
Stage I
N
>>>
(1.0-20) x set operate value I
N
>
Effective phase current range
(0.04-60) x I
r
Effective earth current range
(0.05-50) x IN
r
Rated frequency F
r
50 and 60 Hz
Frequency range
40-60 Hz/50-70 Hz
Power consumption, per
phase at rated current
I
r
= 1 A
< 30 mVA
I
r
= 5 A
< 150 mVA
Power consumption, at
rated neutral current
IN
r
= 0.1 A
< 15 mVA
IN
r
= 1 A
< 30 mVA
IN
r
= 5 A
< 150 mVA
Overload capacity for
phase current input
I
r
= 1 A continuously
4 A
I
r
= 5 A continuously
20 A
I
r
= 1 A during 1 s
100 A
I
r
= 5 A during 1 s
350 A
Overload capacity for neu-
tral current input
IN
r
= 0.1 A continuously 0.4 A
IN
r
= 1 A continuously
4 A
IN
r
= 5 A continuously
20 A
IN
r
= 0.1 A during 1 s
10 A
IN
r
= 1 A during 1 s
100 A
IN
r
= 5 A during 1 s
350 A
