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UNI-T UT278A+ Clamp Earth Ground Tester

Model UT278A+

Condition New

UT270+ series can quickly and safely measure the grounding system without disconnecting circuit ground lines or the need of auxiliary electrodes. It can measure resistance from 0.01Ω with a resolution of 0.001Ω. These clamps’ double insulation design makes them durable tools for outdoor work and eﬀective in blocking interference from the environment.

Features of UT270+ Series Clamp Earth Ground Testers

Certificates: CE, UKCA

● Auto range

● Data hold

● Data recall

● LCD backlight

● Resistance limit alarm

● Low battery indication

● Auto calibration

Ex-stock subject to prior sales, otherwise lead time 6 to 8 weeks

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UNI-T UT278A+ Clamp Earth Ground Tester

UT270+ series can quickly and safely measure the grounding system without disconnecting circuit ground lines or the need of auxiliary electrodes. It can measure resistance from 0.01Ω with a resolution of 0.001Ω. These clamps’ double insulation design makes them durable tools for outdoor work and eﬀective in blocking interference from the environment.

Features of UT270+ Series Clamp Earth Ground Testers

Certificates: CE, UKCA

● Auto range

● Data hold

● Data recall

● LCD backlight

● Resistance limit alarm

● Low battery indication

● Auto calibration

Ex-stock subject to prior sales, otherwise lead time 6 to 8 weeks

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S$ 555.00

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Specifications	Range	UT278A+
Earth Ground Resistance (Ω)	0.01~0.099Ω	±(1%+0.01)
	0.1~0.99Ω	±(1%+0.01)
	1~49.9Ω	±(1%+0.1)
	50~99.5Ω	±(1.5%+0.5)
	100~199Ω	±(2%+1)
	200~395Ω	±(5%+5)
	400~590Ω	±(10%+10)
	600~800Ω	±(20%+20)
	600~1000Ω
	800~1200Ω	±(25%+30)
Leakage current (A)	0mA~9mA	±(2.5%+1mA)
	10mA~99mA	±(2.5%+5mA)
	100mA~299mA	±(2.5%+10mA)
	0mA~299mA
	0.3A~2.99A	±(2.5%+0.1A)
	3A~9.9A	±(2.5%+0.3A)
	10A~20A	±(2.5%+0.5A)
	3A~30A
Display count		4 digits LCD display
Jaw opening		32mm
Visual and audible alarm		√
Auto power off		√
Jamming signal recognition		√
Over-range display		√
Data storage		300
Display type		EBTN
Ω+A display		√
General Characteristics
Power	1.5V battery (LR6) x 4
Display	47mm x 28.5mm
Product net weight	1.18kg
Product size	UT276A+/278A+: 285mm x 85mm x 56mm
Standard accessories	Batteries, test ring, English manual