Kewtech KT64, Instruction Manual, Page: 12 / 44

9
Possible number of tests with fresh batteries.
Continuity
:Approx. 2000 times min. at load 1
Ω
Insulation Resistance :Approx. 1000 times min. at load 1 M
Ω
( 1000 V)
LOOP/PFC/PSC :Approx. 1000 times min. (ATT)
RCD :Approx. 2000 times min. (G-AC X 1 30 mA)
Reference Conditions
Ambient temperature 23 ± 5
℃
Relative humidity 45 % to 75 %
Nominal system voltage and
frequency
230 V, 50 Hz
Altitude Less than 2000 m
5 . 2 Operating error
Continuity (EN 61557 - 4 )
Operating range compliant with
EN 61557 - 4 operating error
Maximum percentage
operating error
0 . 20 ~ 1999 M
Ω
± 30 %
The influencing variations used for calculating the operating error are denoted as follows;
Temperature :
0
℃
and 35
℃
Supply voltage : 8 V to 13 . 8 V
Insulation Resistance(EN 61557 - 2 )
Volt
Operating range compliant with
EN 61557 - 2 operating error
Maximum percentage
operating error
250 V 0 . 25 ~ 199 . 9 M
Ω
± 30 % 500 V 0 . 50 ~ 1999 M
Ω
1000 V 1 . 00 ~ 1999 M
Ω
The influencing variations used for calculating the operating error are denoted as follows;
Temperature :
0
℃
and 35
℃
Supply voltage : 8 V to 13 . 8 V
Loop Impedance(EN 61557 - 3 )
Volt
Operating range compliant with
EN 61557 - 3 operating error
Maximum percentage
operating error
L-PE 0 . 40 ~ 1999
Ω
± 30 %
L-N 0 . 40 ~ 19 . 99
Ω
The influencing variations used for calculating the operating error are denoted as follows;
Temperature :
0
℃
and 35
℃
Phase angle : At a phase angle 0 ° to 18 °
System frequency : 49 . 5 Hz to 50 . 5 Hz
System voltage : 230 V+ 10 %- 15 %
Supply voltage : 8 V to 13 . 8 V
Specification