Home T&M Products Earth Fault Loop Testers

Sonel MZC-20E Loop Impedance Meter - CATIII

Handheld Loop Impedance Tester CATIII

Test Loop Impedance with the handheld, battery operated MZC-304E

Short circuit loop impedance ZL-PE,ZL-N,ZL-L , resistance and reactance measurement
Short circuit loop impedance ZS
Nominal work voltage UnL-N / UnL-L: 220/380 V, 230/400 V, 240/415 V,
Voltage range 180…270 V (for ZL-PE i ZL-N) and 180…460 V (dla ZL-L),
Nominal network frequency fn: 50 Hz, 60 Hz,
Frequency range: 45…65 Hz,
Maximum measurement current 7,6 A for 230 V (3 x 10 ms), 13,3 A for 400 V (3 x 10 ms),
PE terminal connection correctness check with the help of touch electrode (ZL-PE, ZL-PE(RCD)),
Short circuit current calculation for nominal voltage
Short circuit loop resistance RS and reactance XS
Short circuit loop impedance ZL-PE RCD measurement - without tripping the circuit breaker
Short circuit loop impedance ZS measurement
No RCD trip for I?n≥30 mA,
Nominal work voltage Un: 220 V, 230 V, 240 V,
Voltage range: 180…270 V,
Nominal network frequency fn: 50 Hz, 60 Hz,
Frequency range: 45…65 Hz,
PE terminal connection correctness check with the help of touch electrode
Short-circuit current calculation for nominal voltage
Short circuit resistance RS and reactance XS display range (for ZL-PE RCD)*
Low voltage resistance measurement
Measurement of continuity of equipotential bondings and protective conductors with ±200 mA current
Open terminals voltage: 4…9 V DC,
Output current at R<2 Ω: min 200 mA (ISC: 200...250 mA),
Test leads resistance compension,
Measurement for both current polarization
Low current resistance measurement
Open terminals voltage 4...9 V DC
Output current ISC< 8 mA,
Acoustic signal for measured resistance < 30 Ω ± 50%, test leads resistance compensation.
AC voltage measurement
Frequency range 45...65 Hz,
Test result refreshing: twice per second
Frequency measurement

Electrical safety:

- type of insulation double, according to EN 61010-1 and IEC 61557
- measurement category III 300 V according EN 61010-1
- protection class acc. to PN-EN 60529 IP67

Other technical data:

- power supply LR6 alkaline batteries or NiMH rechargeable AA batteries (4 pcs.)
- dimensions 220x98x58 mm
- storage temperature -20...+70 C
- instrument weight incl. batteries 509g
o - working temperature -10...+50 C
 

Earth Fault Loop Testers

Questions?

In order to assist us in reducing spam, please type the characters you see:

You may also like

FLIR CM83 Industrial Grade Clampmeter

FLIR CM83 Industrial Grade Clampmeter

The FLIR CM83 is an industrial-grade power clamp meter engineered with advanced power analysis, harmonics measurements, and variable frequency drive (VFD) filtering functions to meet the needs of electrical troubleshooters.
Seaward PV200 Solar PV Installation Kit

Seaward PV200 Solar PV Installation Kit

Seaward PV200 Solar I-V Curve Tracing Photovoltaic Installation Test Kit with PV200 Installation Tester, 200R Irradiance Meter, DC Clamp and SolarCert Solftware.
Flir MR60 Moisture Meter Dual Pin and Pinless

Flir MR60 Moisture Meter Dual Pin and Pinless

The FLIR MR60 Moisture Meter Pro is an easy-to-use pin and pinless moisture meter with advanced functionality. An integrated pinless sensor and an external pin probe provide the flexibility to take destructive or non-destructive measurements.