Chi tiết sản phẩm

Điện trở đất
Dải do:
0-12/0-120/0-1200Ω ±3% F.S.
Diện áp đất:
0-30V AC 40-500Hz, ±2.5% F.S.
Cách điện
Điện áp thử (DC V) và dải đo
250V/0-100MΩ
500V/0-200MΩ
Điện áp ACV
Dải diện áp AC : 0-600V
Chính xác : ± 2.5% of full scale
Dải tần số : 40-500Hz
Kích thước: 250(L) × 190(W) × 110(D)mm
Cân nặng gồm pin : 1500g
Nguồn cung cấp 1.5V (AA) × 8
Tiêu chuẩn an toàn EN 61010-1 CAT III 600V
EN 61326-1
Phụ kiện Hướng dẫn, que đo, cọc đo, que đo nhanh, dây đeo, pin
Chi tiết
FEATURES
● High Quality Taut Band movement.
● Capable of measuring earth resistance and earth voltage.
● 2mA measuring current permits the testing of earth resistance without tripping earth leakage current
breakers in the circuit under test.
● Test leads are supplied as standard accessories for simplified two-wire measuring system.
● Two insulation test voltages(DC) : 250V and 500V.
● Alternation voltage measurement.
● Battery life indicator.
● Fuse protected.
SPECIFICATIONS
Earth Resistance
Measuring system Earth resistance by constant current inverter
820Hz, 2mA approx.
Measuring Ranges Earth resistance:
0-12/0-120/0-1200Ω
Earth voltage:
0-30V AC 40-500Hz
Accuracy Earth resistance:
±3% F.S.
Earth voltage:
±2.5% F.S.
Insulation
Test voltage(DC V)
250V
500V
Measuring ranges
0-100MΩ
0-200MΩ
Output voltage
on open circuit Rated test voltage +10%
Short circuit
terminal current 2mA DC
Accuracy ± 5% of scale length
ACV
AC voltage range 0-600V
Accuracy ± 2.5% of full scale
Line frequency range 40-500Hz
General
Dimensions 250(L) × 190(W) × 110(D)mm
Weight
(battery included) Approx. 1500g
Power source 1.5V (AA) × 8
Safety standard EN 61010-1 CAT III 600V
EN 61326-1