Kewtech KT63 PLUS, Руководство по эксплуатации

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Measurement
Range
Accuracy Open Circuit
Short Circuit
Current (at 2 Ω)
Max Lead Null
Resistance
Over Voltage
Protection
0.00 Ω to 19.99 kΩ
± (3% + 2
digits)
> 4 V
< 10 V
> 200 mA 4 Ω 550 V Fused
Continuity
System
Voltage
Range
System Voltage
Frequency
Nominal Currents
(mA)
Fault /
Touch
Voltage
Trip Time
Accuracy
Over Voltage
Protection
(BS EN 61557-10)
195 – 253 V ac 50-60 Hz 30, 100, 300, 500 50 V ± (1% + 1ms) 550 V
RCD
Test Current Accuracy
½ +0% -10%
x 1 +10% -0%
x5 (30mA only) +10% -0%
(Ramp) ± 5% of rated IΔN
Accuracy at Applied Test Current
Function Display Range
EN 61557
Measurement Range
EN 61557
Operating
Uncertainty
Nominal Values
Insulation
Resistance
EN 61557-2
0.001 MΩ - 1000MΩ 0.1MΩ – 1000MΩ 1.6%
U
N
= 250 / 500/
1000 V dc
1
N
= 1.0mA
Loop
Impedance
EN 61557-3
0.01Ω - 500Ω 1.04Ω - 470Ω
Hi-I: 4.8%
U
N
= 230/400 V ac
f = 50/60 Hz
f = 50/60 Hz
No=Trip: 10.8%
Continuity
EN 61557-4
0.00Ω – 20kΩ 0.1Ω - 10kΩ 10%
4.0 V dc < UQ < 24 V dc
R
LO
≤ 2.00Ω
I
N
≥ 200 mA
RCD
EN 61557-6
ΔT : 5ms – 2000ms
ΔT : 38.2ms –
214.8ms
ΔT : 0.8%
I
ΔN
= 30 / 100 / 300 /
500 mA
IΔN IΔN : 15mA – 500mA IΔN : 7%
Ramp Characteristics: 20% to 110% of rated
IΔN
in 10% steps (300ms dwell time)
Operating Ranges and Uncertainties According to EN 61557