SEW-Taiwan

Sew 2811 LP

Category: Loop Testers
FEATURES
● Microprocessor-controlled.
● Displays and sound warning if external voltage
   present.
● Displays mains voltage, scroll trough menus.
● Checks wiring integrity (LEDs and display).
● Single button operation.
● Auto-off/auto-ranging.
● Combined prospective short circuit current, PSC
   and LOOP tester.
● Built-in carry case, test leads in separate pouch.
● Loop test for L-E and L-N and PSC.
● Voltage test L-N and L-E.
● Enables analysis of constituent components in L-E
   and L-N loops giving resistance of earth, neutral
   wire, live wire and transformer winding.
● Display can be customized for special orders.
● 60Hz available on request. 
 
  SPECIFICATIONS
     
Loop impedance range
L-E, L-N
20/200/2000Ω (auto-range)
Loop impedance test
current
12A at 230V / 50Hz
Voltage measurement
L-N, L-E
80 to 250V AC/50Hz
Earth wire/path return
resistance
20/200/2000Ω (auto-range)
Neutral wire return
resistance
20/200/2000Ω (auto-range)
Line wire return resistance
& transformer windings
20/200/2000Ω (auto-range)
PSC current (L-N) max 3kA
Operating voltage  230V±20% / Hz
Typical Accuracy
Loop impedance ±5%rdg ± 2dgt
PSC current ±20%rdg ± 5dgt
Voltage ±1%rdg ±1dgt
Operating-temperature
               -humidity
-10°C to +40°C 80% Max.
relative humidity
Dimensions 170(L) x 120(W) x 95(D)mm
Weight (battery included) Approx. 780g
Power source 1.5V (AA) x 8
Safety standard EN 61010-1 CAT III 250V
EN 61326-1

Location

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