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   ESA 620


Overview | Features | Models | Standard Accessories | Optional Accessories | Specifications | Get A Quote
 




 

 
 
Overview

 

The ESA620 Electrical Safety Analyzer represents the next generation in portable, manual electrical-safety testers for the biomedical technician and clinical engineer that are performing tests on medical equipment. With selections of three test loads, two protective earth test currents, and two insulation test voltages this versatile product can be used worldwide to test to their standard of choice: IEC60601, ANSI/AAMI ES60601, IEC62353, VDE 751, ANSI/AAMI ES1:1993, NFPA-99, AN/NZS 3551, IEC61010.

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This multifaceted device performs all primary electrical safety tests, including mains voltage, protective earth resistance, insulation resistance, device current, earth, chassis, and patient leakages as well as several additional leakage tests to comply with EN62353. It comes standard with test leads for 2-wire protective earth measurements, and with optional leads offers the time-saving 4-wire technique.

New DSP technology offers better accuracy of leakage measurements throughout the ranges specified in the standards, and an intuitive interface guides the user through tests. The ESA620 features a large display to facilitate quick and clear indication of performed tests, criteria associated with test set up, device under test receptacle conditions and results.

Equipped with ten ECG posts, the ESA620 offers simulation of ECG and performance waveforms so both electrical safety and basic tests on patient monitors can be performed with a single connection. The unit is equipped with standard USB interface for computer control and data transfer. When used with optional Ansur computer-based software plug in, the ESA620 allows for standardisation of test procedures, as well as result capturing, storage and printing of reports. When combined with Ansur, the ESA620 becomes automated, capturing results and comparing them to standard limits, essentially enabling this manual unit the sophisticated performance of the high end models at half the price.


 
Features


» Compliance with multiple standards
»
Three test loads
» Expanded leakage ranges through 10,000 µA
» AC only, DC only and True RMS leakage readings
» 100 % and 110 % mains voltage for mains on applied part (lead isolation) test
» 200 mA and 25 A AC PE test current
» Five different insulation tests
» DSP filter technology
» 20 A equipment current
» More applied parts selections
» ECG and performance waveforms
» Improved user interface

» Easy-to-use applied parts (ECG) connections
» Insulation posts on applied parts connections
» 2- or (optional) 4-wire ground wire resistance
» Large display with adjustable contrast
» Ergonomic design
» Optional Ansur plug-in software
» CE, C-Tick, and CSA for USA and Canada certification

 

Models

 


» ESA620
 
Standard Accessories

» Operator's manual
 
Optional Accessories


» 
 
Specifications


Specifications
Voltage
Range (Mains Voltage) 120 V model : 90 to 132 VAC RMS
  230 V model : 180 to 264 VAC RMS
Range (Accessible Voltage) 0 to 300 VAC RMS
Accuracy ± (2 % of reading + 2 LSD)
Voltage Tests Mains, Accessible, and Point to Point
Earth Resistance
Two-Terminal Mode Test Current / Range & Accuracy >200 mA AC : 0.0 to 2.0 Ω ± (2 % of reading + 0.015 Ω)
  10 to 25A AC : 0.0 to 0.2 Ω ± (2 % of reading + 0.015 Ω)
                        0.2 to 2.0 Ω ± (5 % of reading + 0.015 Ω)
Four-Terminal Mode Test Current / Range & Accuracy >200 mA AC : 0.0 to 2.0 Ω ± (2 % of reading + 0.005 Ω)
  10 to 25A AC : 0.0 to 0.2 Ω ± (2 % of reading + 0.005 Ω
                        0.2 to 2.0 Ω ± (5 % of reading + 0.005 Ω)
Resistance Tests Earth Resistance and Point to Point
Equipment Current
Mode AC RMS
Range / Accuracy 0 to 20 A : ± 5 % of reading ± (2 counts or .2A, whichever is greater)
Leakage Current
Modes * AC + DC (True RMS)
  AC only
  DC only
Patient load selection (Input Impedance) AAMI ES1-1993 Fig.1
  IEC 60601: Fig 15
  IEC 61010: Fig. A-1
Crest factor ≤ 3
Ranges 0.0 to 199.9 μA
  200 to 1999 μA
  2.00 to 10.00 mA
Frequency Response/ Accuracy DC to 1 kHz : ± (1 % of reading + 1μA or 1 LSD, whichever is greater)
  1 kHz to 100 kHz : ± (2 % of reading + 1μA or 1 LSD, whichever is greater)
  100 kHz to 1 MHz : ± (5 % of reading + 1μA or 1 LSD, whichever is greater)
Leakage Tests Earth (ground wire)
  Chassis (enclosure)
  Patient (lead to ground)
  Patient Auxiliary (lead to lead)
  Mains on Applied Part (lead isolation)
  Direct Equipment
  Direct Applied Part
  Alternative Equipment
  Alternative Applied Part
  Accessible
Mains on Applied Part 110 % of Mains @ 230V for IEC 60601
Test Voltage 100 % of Mains for AAMI, @ 115V per AAMI
  100 % of Mains @ 230V per 62353
Differential Leakage
Ranges 10 to 199 µA
  200 to 1999 µA
  2.00 to 20.00 mA
Accuracy ± 10 % of reading ± (2 counts or 20 µA, whichever is greater)
Insulation Resistance
Ranges / Accuracy 0.5 MΩ to 20 MΩ : ± (2 % of reading + 2 counts)
  20 MΩ to 100 MΩ : ± (7.5 % of reading + 2 counts)
Source Test Voltage 500 V DC
  250 V DC
Insulation Resistance Tests Mains-PE, AP-PE, Mains- PE, Mains-NE (non-earthed accessible conductive part) and AP- NE (non-earthed accessible conductive part)
Maximum Load Capacitance 1 µF
ECG Performance Waveforms
Accuracy ± 2 %
  ± 5 % for amplitude of 2 Hz Square wave only, fixed @ 1 mV Lead II configuration
Waveforms / Rates ECG Complex (BPM) : 30, 60, 120, 180, and 240
Ventricular Fibrillation  
Square wave (50 % duty cycle) (Hz) 0.125 and 2
Sine wave (Hz) 10, 40, 50, 60, and 100
Triangle wave (Hz) 2
Pulse (63 ms pulse width) 30 and 60
Power Ratings
Mains Voltage Outlet 120 VAC : 230 VAC
Mains Voltage Inlet Power Range 90 to 132 VAC RMS : 180 to 264 VAC RMS
Maximum Current 20 A : 16 A
Hz 50 or 60 : 50 or 60
Physical Case
Dimensions (cm) 31 x 23 x 10
Dimensions (inches) 12.2 x 9 x 2.9
Weight 4.7kg (10.25 lb)
Environmental Specifications
Operating Temperature 10 to 40 degrees C
Storage Temperature -20 to 60 degrees C
Operating Humidity 10 to 90 % non-condensing
Altitude To 2,000 meters

* Modes are available in all leakage tests with the exception of MAP leakages that are available only in True RMS


 

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