ZKT Testing Center is a professional third-party laboratory accredited by European authorized laboratories for 

CE certification, FCC certification, E-MARK certification, ERP certification and C-TICK certification of industrial 

products and consumer products. It is engaged in product safety (LVD) testing, electromagnetic compatibility 

(EMC) testing services, chemical testing and material analysis, and RoHS testing of electronic and electrical 

products. Toy safety testing, wireless Bluetooth product testing, mechanical CE certification and many other 

products. From this, it has been recognized by the International Laboratory Accreditation Organization. It is 

also a standardized third-party laboratory authorized by UL, FCC, California CEC, TUV Rhine, TUV-PS in Germany, 

Nemko in Norway. It is qualified to provide fair data to the society.

Wireless product testing content：

LVD：
2 Protection from hazards
2.1 Protection from electric shock and energy hazards
2.2 SELV circuits
2.3 TNV circuits
2.4 Limited current circuits
2.5 Limited power sources
2.6 Provisions for earthing and bonding
2.7 Overcurrent and earth fault protection in primary circuits
2.8 Safety interlocks
2.9 Electrical insulation
2.10 Clearances, creepage distances and distances through insulation
3 Wiring, connections and supply
3.1 General
3.2 Connection to a.c. mains supplies
3.3 Wiring terminals for connection of external conductors
3.4 Disconnection from the a.c. mains supply
3.5 Interconnection of equipment
3.6 Special considerations for equipment connected to a centralized d.c. power
system – DC mains voltages
4 Physical requirements
4.1 Stability
4.2 Mechanical strength
4.3 Design and construction
4.4 Protection against hazardous moving parts
4.5 Thermal requirements
4.6 Openings in enclosures
4.7 Resistance to fire
5 Electrical requirements and simulated abnormal conditions
5.1 Touch current and protective conductor current
5.2 Electric strength
5.3 Abnormal operating and fault conditions
6 Connection to telecommunication networks
6.1 Protection of telecommunication network service personnel, and users of other
equipment connected to the network, from hazards in the equipment
6.2 Protection of equipment users from overvoltages on telecommunication
networks
6.3 Protection of the telecommunication wiring system from overheating
6.4 Protection against overvoltage from power line crosses
6.5 Acoustic tests
EMC：
EMC emission
Radiated emission
Conducted emission
harmonic current emissions
voltage fluctuations and flicker
Immunity
RF electromagnetic field
(80 MHz to
1 000 MHz
and 1 400 MHz
to 2 000 MHz)
electrostatic discharge
fast transients
common mode
RF common
mode 0,15 MHz
to 80 MHz
transients and
surges
voltage dips and
interruptions
surges, line to
line and line to
ground
RF：
Transmitter requirements
Frequency error or frequency drift
Carrier power (conducted) Effective radiated power
Modulation depth Range of modulation bandwidth for wide band equipment
Frequency stability under low-voltage conditions Duty cycle Spurious radiations Adjacent channel
selectivity - in band
Adjacent band selectivity
Blocking or desensitization