Supplied Accessories; Specifications - Iso-Tech IMT-3300 Manual De Instrucciones

2.3 Supplied accessories

BS1363 plug to IEC socket test-lead for RCD and Loop testing
at socket outlets.
Fused test probe to IEC socket test-lead for RCD and Loop
testing at distribution boards, complete with crocodile clips.
Test probe to 4mm shrouded plug leads for continuity and
insulation testing (Red, black and green), complete with
crocodile clips.
Large soft carrying case,
Small soft carrying case,
Test lead pouch,
Carrying strap with shoulder pad,
Instruction manual.

3 Specifications

3.1 Measurement Specifications
Continuity (per IEC61557-4)
Open Circuit Short Circuit
Voltage DC Current
Greater than Greater than
4V 200mA
Operating range (per IEC61557) 20Ω range: 0.2Ω~19.99Ω/
200Ω range: 20Ω ~199.9Ω
Insulation resistance (per IEC61557-2)
Open Circuit
Rated Current
Voltage DC
500V +20% 1mA or greater @
-0% 500V
Operating range (per IEC61557) 20MΩ range:0.5MΩ~19.99MΩ/
200MΩ range: 20MΩ~100MΩΩ
Range Accuracy
20/200 Ω
-
Auto-Ranging
Up to 2 Ω ± (3%rdg + 4dgt)
Over 2 Ω ± (3%rdg +3dgt)
Range Accuracy
20/200 Ω ± (3%rdg
Auto-Ranging +3dgt)
Loop Impedance (per IEC61557-3)
Rated
Nominal Test Current
Voltage
at 0Ωl External Loop
(AC)
230V + 25A/10ms
10%-15%
15mA/350ms
50Hz
Operating range (per IEC61557) 20Ω range: 0.2Ω~19.99Ω
2000Ω range: 100Ω ~1999Ω
RCD testing (per IEC61557-6)
Rated
Function Voltage
(AC)
230V +
RCD X
10%-15%
1/2
50HZ
230V +
RCD x 1 10% -15%
50HZ
230V +
FAST 10% -15%
50HZ
Voltage measurement
Rated voltage
100~250V 50Hz
Reference conditions:
Specifications are based on the following conditions except
where otherwise stated:-
1 Ambient temperature: 23±5˚C
2 Relative humidity 45% to 75%
3 Position: horizontal
4 AC power source 230V, 50Hz
5 DC power source: 12.0 V, ripple content 1% or less
6 Altitude up to 2000m
— 5 —
Range
20Ω ±(3%rdg +8dgt)
2000Ω ±(3%rdg +8dgt)
Trip
Trip Current
Current
Settings
Duration
10/30/100/
2000ms Current:
300/500mA
-8%~-2%
10/30/100/
2000ms Current:
300/500mA
-8%~-2%
150mA 50ms Current:
-8%~-2%
Measuring Range
100~250V 50Hz
Accuracy
Accuracy
Trip
Trip
Trip
time ±
(1% rdg
+3dgt)
Trip
Accuracy
3% rdg