Friday, December 30, 2016

Terminal Blocks in Hong Kong Market


Weidmuller
SAK Series
Terminal Block
Germany



ABB / Entrelec
Terminal Block



ABB / Entrelec
Terminal Block


Sungho
100A 3 Pole
Terminal Block
Korea



Hanyoung Nux
60A 3 Pole
Terminal Block
Indonesia


Terminal Block
IN13
PRC

Rechargeable NiMH Battery Pack in Hong Kong Market



K-Line
Rechargeable NiMH Battery Pack
25D4500MH

Wednesday, December 28, 2016

Floatless Level Relay in Hong Kong Market


ANV
Floatless Level Switch
C61F-GP-N
Taiwan


Anly
Floatless Relay
A61F-GP-N
Taiwan


Omron
Floatless Level Switch
61F-GP-N
Japan


Tuesday, December 27, 2016

Timer Relay in Hong Kong Market


IDEC
Timer Relay
GT3A-2AF20
Taiwan


ANLY
Timer Relay
AH3-NA
Taiwan


ANV
Timer Relay
H3MT-B
Taiwan


Nitech
Timer Relay
AH-3
PRC

Friday, December 23, 2016

How to build a Control Panel?

1. Design Layout Plan and Wiring Diagram

We should consider the requirement of components, including but not limited to:
  • Brand and Country of Origin;
  • Size and Type;
  • Rating and Specification;
  • Color of Cable, etc.
Fig. 1 - Layout Plan

Fig. 2a - Power Wiring Diagram

Fig. 2b - Control Wiring Diagram



2. Prepare Material

We should prepare the regular items, including but not limited to:

Hardware
Electrical & Electronics Components
Power Management
Signal Control / Pilot Devices 
Wiring and Accessories
  • Cable
  • Cable Lugs
  • Cable Marker

3. Fabrication 

We should fabricate all components and ensure distance maintained between components installed is comfortable for wiring.


Fig. 3a - Cutting Din Rail


Fig. 3b - Installation of Components on Panel Base



Fig. 3c - Installation of Component on Panel


Fig. 3d - Installation of Component on Panel



4. Wiring

We should wire up the component according to wiring diagram.
Make sure the right color, size and type of cable and cable marker are used.


Fig. 4a - Wiring the Components


Fig. 4b - Wiring the Components


Fig. 4c - Wiring the Components


Fig. 4d - Wiring the Components on Panel Interface

5. Testing 

Before delivering to Control Panel to site, everything should be tested in our workshop. It is because construction site has a much harsh condition for any amendment to make.


Fig. 5 - Completed Control Panel


Wednesday, December 21, 2016

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