UNI-T UT-275 Clamp Earth Resistance Tester

Description

Technical Specifications

• Brand
  UNI-T
• Model / MPN
  UT-275
• EAN / Barcode
  6935750527504
• SKU
  WLONONWCROR45
• Product type
  Clamp earth (ground) resistance tester (clamp-on)
• Measurement method
  Clamp-on ground resistance measurement without disconnecting ground conductor
• Resistance measurement range
  0.01 Ω – 1000 Ω (typical listings)
• Resistance accuracy
  0.01–0.099 Ω: ±(1% + 0.01); 0.1–0.99 Ω: ±(1% + 0.01); 1.0–49.9 Ω: ±(1.5% + 0.1); 50.0–99.5 Ω: ±(2% + 0.5); 100–199 Ω: ±(3% + 1); 200–395 Ω: ±(10% + 5); 400–590 Ω: ±(20% + 10); 600–1000 Ω: ±(25% + 20)
• Leakage current range
  0.00–299 mA; 0.30–2.99 A; 3.00–30.0 A (up to 30 A)
• Leakage current accuracy
  0.00–299 mA: ±(2.5% + 2 mA); 0.30–2.99 A: ±(2.5% + 100 mA)
• Display
  4-digit, 10,000-count backlit LCD (listed size 47 × 28.5 mm)
• Jaw opening / Max conductor diameter
  ~28–32 mm
• Dimensions (body)
  293 × 90 × 66 mm
• Weight (product)
  1320 g (including batteries)
• Power supply
  DC 6 V (4 × 1.5 V AA batteries)
• Safety rating / Standards
  CAT III 300 V; IEC61010-1 (listed)
• Withstand voltage
  AC 3700 V rms between circuit and case (datasheet)
• Insulation resistance
  >20 MΩ (datasheet)
• Operating temperature
  -10°C to 40°C (<80% RH)
• Storage temperature
  20°C to 60°C (<70% RH) (as listed in some datasheets)
• External magnetic/electric field tolerance
  External magnetic field tolerance <40 A/m; external electric field tolerance <1 V/m
• Measurement limitations
  Intended for AC measurements (not DC)
• Color
  Red / black (listed in retailers)

Ratings