UNI-T UT281E True RMS Flex Clamp : Pro Line;

AC current: 3000A; Frequency: 45-500Hz; Inrush current: 0.5A-3000A; AC voltage: 600V; Resistance: 60MΩ; Frequency: 20Hz-30KHz; Flex coil size: 45.7cm; Display count: 6000; Display screen: Dual;
Specifications of UT281 Series True RMS Flex Clamps

Specifications Range UT281A UT281C UT281E
AC current (A) 30A/300A/3000A ±(3%+5) ±(3%+5) ±(3%+5)
Frequency response 45Hz~500Hz
(sine wave)

√ √ √
Inrush current 0.5A~3000A
(for reference)

√ √ √
AC voltage (V) 600V ±(1.2%+3)
Resistance (Ω) 60MΩ ±(1.2%+3)
Frequency (Hz) 20Hz~30kHz ±(1%+2)
Features
Range selection Manual Manual Auto (manual range available in current measurement)
Flex coil size 10”(25.4cm) radius:
1.5”(3.8cm) 18” (45.7cm) radius:
3.1”(8cm) 18” (45.7cm) radius:
3.1” (8cm)
Display count 3000 3000 6000 (3000 in current
measurement)
Refresh rate 3 times/s 3 times/s 3 times/s
True RMS √ √ √
Display interface (LCD) Single Single Dual
Data hold/Buzzer √ √ √
Auto power off √ √ √
Low battery indication √ √ √
Backlight/Function selection √ √ √
2m drop test √ √ √
IP rating IP54 IP54
General Characteristics
Power 1.5V battery (R03) x 3
Display 32 x 34mm (1.8 inches)
Product color Red and grey
Product net weight UT281A: 220g; UT281C: 236g; UT281E: 250g
Product size UT281A: 300mm x 150mm x 55mm; UT281C: 350mm x 190mm x 55mm; UT281E: 325mm x 180mm x 30mm
Standard accessories Batteries, PC software CD (UT281A), test leads (UT281E)
Standard individual packing Gift box, blister, English manual
Standard quantity per carton UT281A/UT281C: 8pcs; UT281E: 10pcs
Standard carton measurement UT281A: 580mm x 380mm x 180mm; UT281C: 420mm x 355mm x 425mm; UT281E: 435mm x 380mm x 245mm
Standard carton gross weight UT281A: 4.9kg; UT281C: 6.2kg; UT281E: 6.3kg