Kewtech KT64 User Manual

9
Possible number of tests with fresh batteries.
Continuity :Approx. 2000 times min. at load 1Ω
Insulation Resistance :Approx. 1000 times min. at load 1MΩ (1000V)
LOOP/PFC/PSC :Approx. 1000 times min. (ATT)
RCD :Approx. 2000 times min. (G-AC X1 30mA)
Reference Conditions
Ambient temperature 23±5℃
Relative humidity 45% to 75%
Nominal system voltage and
frequency
230V, 50Hz
Altitude Less than 2000m
5.2 Operating error
Continuity (EN61557-4)
Operating range compliant with
EN61557-4 operating error
Maximum percentage
operating error
0.20~1999MΩ ±30%
The influencing variations used for calculating the operating error are denoted as follows;
Temperature : 0℃ and 35℃
Supply voltage : 8V to 13.8V
Insulation Resistance(EN61557-2)
Volt
Operating range compliant with
EN61557-2 operating error
Maximum percentage
operating error
250V 0.25~199.9MΩ
±30%500V 0.50~1999MΩ
1000V 1.00~1999MΩ
The influencing variations used for calculating the operating error are denoted as follows;
Temperature : 0℃ and 35 ℃
Supply voltage : 8V to 13.8V
Loop Impedance(EN61557-3)
Volt
Operating range compliant with
EN61557-3 operating error
Maximum percentage
operating error
L-PE 0.40~1999Ω
±30%
L-N 0.40~19.99Ω
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 : 49.5Hz to 50.5Hz
System voltage : 230V+10%-15%
Supply voltage : 8V to 13.8V
Specification

Kewtech KT64 Specifications

General

Brand	Kewtech
Model	KT64
Category	Measuring Instruments
Language	English