FAQ | 華貿電機股份有限公司(WTI)

Q1 : Does WTI have DC busways available?

Yes, but the DC specification is different from the AC one. Please contact WTI or certified agents.

Q2 : For WTI, how many types of busways are there based on the voltages? What are they?

There are three types of busways based on different voltages. Here they are,
WLC: Low voltage busway which is suitable for the voltage under 1KV.
WMC: Medium voltage 12KV busway which is suitable for the voltage between 1KV to 12KV.
WHC: Medium voltage 24KV busway which is suitable for the voltage between 1KV to 24KV.

Q3 : What is the minimum rated current for WTI low voltage cast resin busway? What’s the maximum?

The minimum current rating of single cast resin busway is 400 Ampere and the maximum is 2,500 Ampere.
The minimum current rating of dual cast resin busways is 3,000 Ampere and the maximum is 5,000 Ampere.
The minimum current rating of triple cast resin busways is 6,000 Ampere and the maximum is 7,500 Ampere.

Q4 : What is the Protection Level for WTI plug-in busway and plug-in unit?

The protection level for the hole of plug-in busway is IP65 when unused. The protection level for the hole of plug-in busway is IP55 when standard installation. The level is to IP65 when high-end installation.
All above grades have been certified by the 3rd fair institution test such as SGS.