Megger LRCD200 series, User Manual

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21
Nominal test current:
15 mA
Loop Accuracy:
0.01
Ω
- 9.99
Ω
(±5% ±0.03
Ω
)
10.0
Ω
- 99.9
Ω
(±5% ±0.5
Ω
)
100
Ω
- 999
Ω
(±5% ±5
Ω
)
1.00 k
Ω
- 2.00 k
Ω
(±5% ±30
Ω
)
HI current Line/Earth loop test 2 wire (LRCD220 only)
Supply:
100 V - 480 V
Nominal Test Current:
0.5 mA to 2.4 A
Loop accuracy:
0.01
Ω
- 9.99
Ω
(±5% ±0.03
Ω
)
10.0
Ω
- 99.9
Ω
(±5% ±0.5
Ω
)
100
Ω
- 999
Ω
(±5% ±5
Ω
)
1.0 k
Ω
- 2.00 k
Ω
(±5% ±30
Ω
)
Line/Line (LRCD220 only)
Supply:
100 V - 480 V 45Hz to 65Hz
Prospective Fault Current (PSCC)
Prospective fault current = Nominal supply voltage/Loop
resistance
Accuracy is derived from loop test
1 A - 199 A 1 A resolution
0.20 kA - 1.99 kA 10 A resolution
RCD Testing
RCD Test Ranges (to EN61557-6)
LRCD200/210 10 mA, 30 mA, 100 mA, 300 mA, 500 mA
LRCD220 10 mA, 30 mA, 100 mA, 300 mA, 500 mA, 1000 mA
Supply voltage:
LRCD200/210 = 200 V - 280 V 45Hz to 65 Hz
LRCD220 = 100 V - 280 V 45Hz to 65 Hz
Test Current Accuracy:
No Trip Test:
(1/2I) –8% to –2%
Trip Test:
(I, 5I) +2% to +8%
Trip Time:
±1% ±1ms
Fault (Touch) Voltage
Displayed range:
0 V to 50 V
Error:
+5%/+15% ±0.5 V