UNI-T UT225A 变压器匝数比测试仪 (5A, 3000A, 1～500)

Primary current: 0.0A～3000A (0.1A; ±1%FS)

Secondary current: 0.00mA～5A (0.01mA; ±0.5%FS)

Online measurement voltage: 380V/220V power system

Turn ratio measurement: 1～500

Sampling rate: 3 times/second

Wireless transmission distance:100m (Primary current clamp)

Secondary current clamp connection wire length: 2M

Data storage: 3000 groups

Data retention: YES

Data review: YES

Data upload: N/A

Overflow display: YES (OL symbol display)

No signal indication: YES

Auto power off: YES (Around 15 minutes)

Power supply: 1.5V AAA×4; Works time: 30 hours

Insulation rod withstand voltage: 3700Vrms

Dimension (main meter): 78mm×165mm×42mm

Primary high voltage current clamp: Jaw size: φ200mm; Dimension: 200×370×40mm

Secondary low voltage current clamp: Jaw size: φ8mm; Dimension: 137×40×19.5mm

Accessories: Tester, Primary current transformer(CT1), Secondary current transformer(CT2), Tool bag, Strap, Battery(AAA 1.5V * 4pcs; 6F22 9V *1), User manual