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Questions tagged [certification]

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11
votes
1answer
1k views

Symbols: Double-arrow circle enclosed “10” on electronic appliances

What does the symbol that says 10 inside the double arrowed circle mean? I have seen a similar symbol on another appliance that had the number 25
0
votes
1answer
64 views

Transformers headroom and “mandatory” components

I have calculated the maximum (Worst Case) current consumption of my circuit to be 88mA. Looking at transformers I found one at an specified max output current of 90mA for parallel winding which is my ...
0
votes
1answer
173 views

Can you reuse FCC certification from a pre-certified RF chip and antenna for a new product?

I am in the process of designing a board that turns a Gameboy into a Bluetooth controller. Due to size constraints, I would like to use the ESP32-PICO-D4 standalone chip by Espressif instead of one of ...
0
votes
1answer
94 views

What's this certificate mark?

The bottom row has an ETL Mark, a double insulate, an FCC logo, not quite sure what that little house next to the FCC logo is but what I am most intrigued about is the logo above them, it looks like ...
0
votes
1answer
245 views

RC snubber on bridge rectifier (capacitor rating)

I am using a bridge rectifier on the mains and across each diode I have placed a RC snubber for EMI mitigation. (C is rated at 1Kv) My question is...on the C (from the RC snubber) should I use Y or X ...
1
vote
0answers
108 views

FCC Certification costs/concerns using co-located modules

I am assuming even if I use FCC pre-certified modules I need to submit to FCC testing when they are co-located (e.g. within say 10 inches of each other). Essentially, I am researching a product ...
1
vote
0answers
53 views

Can changes be performed to IEC 62133 certified batteries?

The vendor I contacted asked me about changing the length of the leads, removing the connector and adding a NTC thermistor to the protection circuitry of the battery pack (IE-C62133 certified). ...
2
votes
2answers
115 views

Understanding ETSI EN 300 frequency hopping transmit time limit

In ETSI EN 300 328 V2.1.1 (2016-11), section 4.3.1.4.3.1 Non-adaptive frequency hopping equipment (under Requirements for Frequency Hopping equipment limitations), it is stated: ...
0
votes
1answer
105 views

CE marking of device that contains CE certified module

I am using a bluetooth module in an electronic product. This bluetooth module is CE certified. When it comes to CE marking of the whole product, do I need to perform tests of the bluetooth part of ...
14
votes
1answer
2k views

What is this circular symbol on my SD card?

I have bought a SD card, same as in the picture below. I have found a completely new logo printed on that. I have searched on the internet for this logo, but didn't find anything. Can anyone here ...
0
votes
1answer
72 views

Certifications and Standards [closed]

I am looking to import machinery (CNCs, extruders, presses etc.) from China to use in my own factory for a specialized production in the USA. Machines are produced by smaller shops in China without ...
4
votes
1answer
207 views

FCC Part 15 Class B Declaration of Conformity (DoC)

I'm familiar with Part 15 FCC testing for intentional radiators (3 meter limits of certain power, must be filed with FCC, requires accredited lab), but I'm a little unclear on the Class B ...
1
vote
2answers
61 views

International Electrical Certification

I am involved in a project where we will be doing a run of about 200 products. We do not know where in the world our client will be sending these products. Each product uses mostly off the shelf ...
51
votes
6answers
6k views

Does my Arduino-based device need FCC certification?

I've built a small consumer device that contains an Arduino Nano. It's coupled to a custom daughter board that allows it to pulse a 12V electromagnet at about 1 hertz as well as inteface to some ...
2
votes
1answer
52 views

Where can I find ultrasound machine regulations?

Diagnostic ultrasound machines are limited in their output power so that the sound waves don't cavity the microbubbles in the body. What I want to know is how do manufacturers prove their power ...
0
votes
3answers
786 views

IEC 61000 vs IEC 61326? Electromagnetic compatibility(EMC)

I have been working on a product which requires EMC tested based on an IEC Standard. The product application is measurement and monitoring of various Solar String Parameters like voltage, current and ...
0
votes
2answers
88 views

How can I calbrate my power meter?

I used to work for a company that made power meters but only worked on the desktop application (user interface) side of things and never really learned completely how some processes occur, like the ...
1
vote
0answers
72 views

USA FCC Permissive change with external power supply

What FCC rules apply to the substitution of a generic power supply module, supplied with a certified transmitter product? In this case it's a 5 Volt USB wall adapter, itself FCC tested, that's ...
0
votes
1answer
286 views

Question about ETL and UL Certifications for battery powered tools

A friend is considering importing a 15 volt Lithium-Ion Battery (2600mAh) operated tool from China to sell to consumers in the USA. The battery charger that comes with the sprayer has a stamp that ...
0
votes
1answer
234 views

Limit of the voltage and current of my electronic product for CE certification

I would like to know if there is a regulation that would require me to get my product certified because it uses to much power or uses a too high voltage. My product uses an external adaptor AC-DC ...
13
votes
4answers
3k views

At what level of complexity should I consider UL listing my widget?

I am interested in making a widget to sell, but it will probably have a small market and small volume. At what level of complexity should I consider UL listing (or otherwise certifying) my widget? I ...
1
vote
1answer
105 views

What special problems are there if I use two radio modules on the same board?

I have to develop a project that basically receives and sends data on a Bluetooth LE module, and then changes the stream a bit and re-sends or receives that information on another radio module in the ...
0
votes
2answers
203 views

Do electronic devices like a servo motor need a certification to be sold in the US market?

We want to start a crowd funding project for our IoT servomotor. It comes with an integrated controller and an ethernet connection (no wireless) and now we are not sure about certifications (FCC, RoHS,...
4
votes
2answers
202 views

What tests, certifications and labels do I need on my new electronic gadget? [duplicate]

I have designed a VERY basic lighting gadget -- it's basically a flashlight. It turns on and off with a switch and is powered by a rechargeable Lithium Ion Battery via USB cable. It consists of LED's ...
0
votes
1answer
655 views

Li-ion battery IEC 62133 compliance

Hei, Wondering if any of you have experience on secondary li-ion batteries (not battery packs) that comply with IEC 62133 certification? I can't seem to find abundant amount of batteries covering ...
1
vote
2answers
357 views

FCC Requirement for device to device output power variability?

I'm working on a BLE capable device using the Nordic Semiconductor nRF52 SoC, and we're going to have to go through FCC testing. But one thing that I am not clear on, at all, is the tolerance in ...
2
votes
0answers
110 views

Realtek 8188 WiFi module continuous transmit mode [closed]

I'm going to certify an appliance with a RT8188 WiFi module, for which I did the Android port and wrote the software. The certification laboratory is now asking me to write a test software that can ...
1
vote
1answer
365 views

ISO standards test for vibration resistance of electrical equipment

I would like to test some electrical contacts for oxidation wear resistance in indoor environments and in cars including off road vehicles with a lot of vibration. Are there some ISO standard tests ...
0
votes
1answer
35 views

Is safety certification required for an electronic board that interfaces to LED driver?

LED drivers come with safety certification. If a company wants to build an electronic board to control the LED driver (say, on and off), does it need to be safety certified as well?
0
votes
1answer
347 views

FCC certification for multiple transmitters

Need help in understanding FCC certification for a IoT device with a Bluetooth module and a WiFi module. The Bluetooth has its own FCC ID, so does WiFi. Both are certified to be modular FCC ...
5
votes
3answers
384 views

How often does EMC certification have to be repeated (especially in Australia)?

I realise that this may be largely legal in nature and may be off topic, but I think that the users of this site are most likely to be able to answer accurately, so I shall ask and risk being shot ...
3
votes
1answer
275 views

CE and FCC for MCU boards/Raspberry Pi HATs/Arduino shields etc

There doesn't seem to be a great deal of information on the internet about this (and the information that there is is usually contradicted somewhere else), so I'm going to ask this here, in the hope ...
-2
votes
1answer
174 views

How do I go about getting CSA certification for a Low Voltage (< 5V) electronic device?

I have a low voltage home automation device that takes in sensor data and transmits uses it to control electrical switches in a house. Example: The device consists of a microntroller and relays. It ...
4
votes
2answers
106 views

Circuit Testing, Verification & Certification Standards for Biomedical Devices

Please note: I would have posted this question on HealthIT.SE but they are apparently now closed for business, and I believe this site is the next most appropriate place to ask this. I believe this ...
3
votes
2answers
397 views

Does a computer assembled only from CE marked subassemblies still need CE testing?

The FCC (bulletin 62) mentions an exception allowing someone to assemble and sell computers without the normal FCC testing requirement "as long as they start with an FCC-authorized system and add to ...
0
votes
1answer
211 views

If my product uses a certified RF transmitter, is it treated specially by the FCC?

So I have a product. It uses the Particle P1 as the microcontroller and WiFi RF setup (with onboard antenna), which is pre-FCC certified; it has a ("Contains Transmitter") FCC ID that you put on the ...
8
votes
1answer
6k views

How to find out which certificates (FCC, CE etc.) are necessary for a product?

Is there any way to find out which certificates are necessary for an electronic device to be sold / imported into US / Europe / Asia? FCC and CE are common knowledge, but then there are other ...
4
votes
3answers
601 views

What tests should I perform before I claim my enclosure is Type 1?

I've seen varying definitions of "type 1" enclosure, and most of them are informal. I've also heard it informally explained that I should be able to drop a screw into the top of the unit and not have ...
2
votes
2answers
325 views

Of what real, practical use is electronics certification?

I am brand new to EE/ECE and am aware that companies such as UL offer a gammit of services such as: Circuit verification (they verify your schematic does what its supposed to do and doesn't have any ...
6
votes
2answers
9k views

How can one verify if the FCC/CE certification mark on an electronic component or product is genuine?

Some companies can be unscrupulous and simply paste a label to fake FCC CE. How can one be sure the label is real? Is there a website for checking the validity of the FCC CE mark?
1
vote
2answers
271 views

Mains isolation is mandatory for UL/CE/CSA compliance and other certification?

I have a design with a non user accesible low voltage section. Is mandatory to do mains isolation to pass succesfully UL/CE/CSA despite my low voltage section is not accesible for user?
6
votes
1answer
145 views

Certification for automotive accessories?

I have read a number of posts here relating to certification of devices for sale in the US, but the majority of them pertain to emitters such as BLE and Wi-Fi. To keep it simple, I have 2 ...
0
votes
1answer
220 views

Car electronic accessories [closed]

I want to design a computer vision device that will act as a "driving assistant". The device will improve driving safety by acoustically or visually alerting the driver of certain hazardous situations ...
7
votes
2answers
162 views

What certifications are required to sell a home kitchen appliance in the USA?

I have read what the possible answers might be however someone may have had a recent experience dealing in this area. If I wanted to sell an automatic soup maker in the US (please keep in mind that ...
-1
votes
1answer
98 views

Manuals vs certification plates

If a device manual with a stated model reads 220-240V 50/60 Hz must the certifcation tag match? Is this different on a per country basis? (In this case Germany) For example this manual excerpt: ...
0
votes
1answer
163 views

Bluetooth low energy digital thermometer approvals

We have developed a bluetooth low energy digital thermometer and need to know what certification processes we need to go through to be able to sell it in the USA. I am happy about the EU and the UK ...
1
vote
3answers
15k views

UL/CE/CSA certification for low voltage electronics/LED product?

I am working on a fairly simple LED product that would use an external power supply (12V). Certain configurations of the product may require more than 100W. I could also configure the product to use ...
2
votes
1answer
486 views

Do we need the CE certification for test series in quantity of 100pcs

We are developing a multimedia application WiFi + Audio out + Mic Input + and few buttons), which we plan to produce in the number of 100 pieces and half of that sell to our aquaintances and the rest ...
2
votes
1answer
814 views

Do I need FCC certification to sell if my device uses ISM bands?

I have made a portable xbee-like transceiver. The system will be operating at 2.44000GHz (RX) and 2.46000GHz (TX). The TX power to the antenna is well underneath +30dBm; the EIRP is also less than +...
2
votes
2answers
441 views

FCC labeling rules - repackaged tablet

I am considering taking a commercial available, FCC certified tablet (with 802.11 b/g/n) and packaging it in a plastic "clamshell" with an additional battery to prolong run time for a specialized ...