User Manual

27
Range  
[1]
20 Ω 0.01 Ω No Trip mode: ±(4 % + 6 digits)
Hi Current mode: ±(3 % + 4 digits)
200 Ω 0.1 Ω ±(5 %)
2000 Ω 1 Ω ±6 %
[2]
Note:
[1] Valid for resistance of neutral circuit <20 Ω and up to a system phase angle of 30 °.
[2] Valid for mains voltage >200 V.



 Prospective Short Circuit Current (PSC/IK) determined by
dividing measured mains voltage by measured loop (L-PE)
resistance or line (L-N) resistance, respectively.
Range 0 to 10 kA
 Resolution Units
I
K
<1000 A 1 A
I
K
>1000 A 0.1 kA
 Determined by accuracy of loop resistance and mains
voltage measurements.


  
AC
[1]
G
[2]
√ √
AC S
[3]
√ √
A
[4]
G √ √
A S √ √
B
[5]
G √
A S √
Note:
[1] AC – Responds to ac
[2] G – General, no delay
[3] S – Time delay
[4] A – Responds to pulsed signal
[5] B – Responds to smooth dc
[6] RCD test inhibited for V >265 ac
RCD tests permitted only if the selected current, multiplied by earthing resistance, is <50V.