![Richmar Tens 3000 Скачать руководство пользователя страница 25](http://html1.mh-extra.com/html/richmar/tens-3000/tens-3000_instruction-manual_1454538025.webp)
25
Guidance and manufacturer’s declaration - electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below.
The customer or the user should assure that it is used in such an environment.
Immunity test
IEC 60601 test level
Compliance
level
Electromagnetic
environment guidance
Electrostatic
discharge
(ESD) IEC
61000-4-2
±6 kV contact
±6 kV
contact
Floors should be wood,
concrete or ceramic tile.
If floors are covered with
synthetic material, the
relative humidity should
be at least 30 %.
±8 kV air
±8 kV air
Electrical fast
transient/burst
IEC 61000-4-4
±2 kV for power
supply
Not
applicable
Main power quality should
be that of a commercial or
hospital environment.
±1 kV for input/
output lines
Surge IEC
61000-4-5
±1 kV differential
mode
±2 kV common
mode
Voltage dips,
short interrup-
tions and volt-
age variations
on power supply
input lines IEC
61000-4-11
<5% UT (>95% dip in
UT) for 0.5 cycle
40% UT (60% dip in
UT) for 5 Cycles
70% UT (30% dip in
UT) for 25 Cycles
<5% UT (>95% dip in
UT) for 5 sec
Power
frequency
(50/60Hz)
magnetic field
IEC 61000-4-8
3 A/m
3 A/m
Power frequency magnetic
fields should be at levels
characteristics of a typ-
ical location in a typical
commercial or hospital
environment.
NOTE UT is the a.c. mains voltage prior to application of the test level.