Metrel MI3122 SMARTEC Z Line Loop RCD

Product Code: METMI3122

Price
£532.00 ex. VAT £638.40 inc. VAT

Available In 3-7 Days


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Detailed Description

Key Features:

  • Help screens: instrument comes complete with built-in help screens for referencing on site.
  • LED Pass/Fail indicators: two LED indicators for PASS / FAIL evaluation of test results are placed on both sides of the LCD.
  • Built-in fuse tables: this unique feature allows automatic evaluation of the line / loop impedance compared to the regulations.
  • Online voltage monitoring: monitors all 3 voltages in real-time.
  • Downloadable: downloads via RS232 or USB cable directly to the PC with the help of the optional software.
  • Upgradeable: if changes occur to the regulations upgrades can be made to the firmware to keep the instrument up to date.
  • Trip Lock function: Zs (RCD) function performs a loop impedance test without tripping the RCD.
  • Built-in charger & rechargeable batteries: instrument has a built-in charging circuit and comes complete with a set of rechargeable NiMH batteries.
  • RCD auto: automated RCD testing procedure significantly reduces test time.
  • Easy to use: large bright LCD display and large buttons enable easy handling of the instrument (even while wearing gloves).
  • Magnetic holder: magnet for fixing instrument on metal surfaces enables hands-free operation.
  • Manufacturers calibration certification


*Important Calibration Information:
This instrument comes complete with the manufacturer’s calibration certificate. Please be aware that these certificates are generic and may also be time lapsed. If you would prefer a personalised full traceable calibration certificate applied to the equipment before dispatch, then please select this option from the drop-down menu above, an additional calibration charge will apply.

The MI 3122 SMARTEC Z Line-Loop / RCD is designed specifically for live circuit testing. The instrument contains integrated characteristics of fuses and RCDs for the evaluation of test results. The online voltage monitoring system allows the operator to control what is happening on three simultaneous voltages in real-time. The bright red and green PASS / FAIL lights and help screens for each measurement make the handling of the instrument easy and clear.

All the results can be quickly saved on the instrument and then downloaded via the optional A 1291 EuroLink PRO or A 1290 EuroLink PRO Plus software for evaluation and professional report generation after testing. The MI 3122 SMARTEC Z Line-Loop / RCD performs RCD, loop, line, AC voltage, frequency and phase sequence tests required by the EN 61557 standard.

Metrel MI 3122 (Standard Set) Comes Supplied With:

  • MI 3122 Smartec Z-Loop-Line / RCD tester
  • 20901090 Soft hand strap
  • A 1003 Mains plug
  • A 1296 Test leads 3 x 1.5 m (brown, green, blue)
  • 83005447 12 V battery charging adapter
  • 83005401 UK mains cable for charging adapter
  • A 1015 Test probe (blue)
  • A 1298 Test probe (brown)
  • A 1062 Test probe (green)
  • A 1310 Crocodile clip (blue)
  • A 1297 Crocodile clip (brown)
  • A 1309 Crocodile clip (green)
  • Short instruction manual
  • Instruction manual on CD
  • Calibration certificate

Measuring Functions:

  • Line impedance;
  • Loop impedance;
  • Loop impedance with Trip Lock RCD function;
  • TRMS voltage and frequency;
  • Phase sequence;
  • RCD testing (general and selective, type AC and A).

Typical Applications:

  • Verification, maintenance and periodic testing of electrical installations
  • Evaluation of protective measures in LV-installations (fuse size, RCD operation)
  • Troubleshooting on live installations
  • Testing on CAT IV installations (distribution side of installations, LV-substations, industrial plants etc).
Metrel MI 3122 SMARTEC Z Line Loop RCD Technical Specification
RCD Testing
Nominal Residual Current (A, AC) 10mA, 30mA, 100mA, 300mA, 500mA, 1000mA
Test Current Shape Sine-Wave (AC), Pulsed (A)
RCD Type G (non-delayed), S (time-delayed)
Test Current Starting Polarity 0 or 180°
Voltage Range 50V ÷ 264V (45Hz ÷ 65Hz)
Complete measuring range corresponds to EN 61557 requirements
Contact Voltage
Measuring Range (V) Resolution (V) Accuracy
0.0 ÷ 19.9 0.1 (-0%/+15%) of reading ± 10 Digits
20.0 ÷ 99.9 0.1 (-0%15%) of reading
Test Current: max 0.5xlΔN  Limit Contact Voltage: 25V, 50V
Trip-Out Time
Measuring Range (ms)  Resolution (ms)  Accuracy
0 ÷ 300 1 ±3ms
Test Current: 1/2 x lΔN, lΔN, 2xlΔN, 5xlΔN
Trip-Out Current
Measuring Range (lΔ) Resolution (lΔ) Accuracy
0.2xlΔN ÷ 1.1lΔN (AC Type) 0.05lΔN ±0.1xlΔN
 0.2xlΔN ÷ 1.5lΔN (A Type, IDN\30mA)  0.05lΔN ±0.1xlΔN
0.2xlΔN ÷ 2.2lΔN (A Type, IDN <30mA) 0.05lΔN ±0.1xlΔN
Fault Loop Impedance (no disconnecting device or FUSE selected)
Measuring range according to EN 61557 is 0.25Ω ÷ 9.99kΩ
Measuring Range (Ω) Resolution (Ω) Accuracy
0 ÷ 9.99 0.01 ±(5% of reading + 5 digits)
10 ÷ 99.9 0.1 ±(5% of reading + 5 digits)
100 ÷ 999 1 ±10% of reading
1k ÷ 9.99k 10 ±10% of reading
Test Current (at 230V): 6.5A (10ms    Nominal Voltage Range: 30V ÷ 65Hz)
UK Mainland Order by 2pm for Next Day Delivery*
Under £25.00 £4.50
Over £25.00 FREE

UK Highlands & Islands Order by 2pm for Next Day Delivery*
Under £80.00 £15.00
Over £80.00 FREE

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