Standards and Specifications

Ambient Temperature: Fully tropicalised up to 40°C. Higher ambient temperature on request.
Operating Voltage: Maximum 690V
Impulse Voltage: 8kV
Dielectric Strength: 3KV
Current Rating: Maximum 6300A
Frequency: 50Hz or 60Hz
Construction: Fully modular with easy flexibility of interchanging parts.
Sheet Metal Thickness (Mild Steel): Floor mount (2.3mm U-channel for framework, 1.5/2.0mm for door cover, 1.5/1.2mm for internal separation) & wall mount (1.5/1.2mm for cubicle/door).
Finishing Paint Work: Minimum 60 micron thickness, epoxy powder coat with zinc phosphating treatment.
Busbar System: Copper busbar are tinned and housed on a naturally ventilated separated compartment on top of the cubicles.
Degreed of Protection: Standard is IP42 (more on request)
Cable Entry: Suitable for top and bottom entry
Form of Segregation: Form 1, 2B, 3B & 4B

ASTA Full Typed Tested to Latest IEC61439

800A to 6300A (415V / 690V)
Form 4B segregation
IP43 degree of protection
Full range tested in (www.kA-testing.com), United Kingdom.

Asta Certified
Current	Rating	Fault Capacity
800A	Rated	50kA 3 sec, 65kA 3 sec
1250A	Rated	65kA 3 sec
1600A	Rated	65kA 3 sec, 80kA 1 sec
2000A	Rated	65kA 3 sec, 80kA 1 sec
3000A	Rated	65kA 3 sec, 80kA 1 sec
3200A	Rated	65kA 3 sec, 80kA 1 sec
4000A	Rated	65kA 3 sec, 100kA 1 sec
5000A	Rated	65kA 3 sec, 100kA 1 sec
6300A	Rated	65kA 3 sec, 100kA 1 sec

Certificates available upon request.

ASTA Full typed tested to IEC60439

800A to 6000A (415V/690V)
50KA 3 Sec., 65KA 3 Sec., 80KA 1Sec., 100KA 1 Sec.
Form 4B segregation
IP43 degree of protection

ASTA arc fault containment test to AS3439-1:1993 and IEC/TR 61641 Edition 3.0 2014-09

65kA permissible conditional short circuit current (Ip arc)
65kA permissible current (Ip arc) under arcing conditional for a duration (tarc) of 0.3 sec

Certified Excellent Quality, Realibility & Safety

United Automation Sdn bhd type UA-100 series LV switchboard and type UA-100M series withdrawable motor control centre are ASTA fully-typed tested to IEC60439, IEC61439 ans ASTA ARC FAULT CONTAINMENT tested to IEC61641:2008. They have gone through the below stringent tests with an additional ARC FAULT CONTAINMENT test.

Strength of Material and Parts100%

Degree of Protection of Enclosure100%

Clearances100%

Creepage Distances100%

Protection Against Electric Shock100%

Dielectric Properties100%

Temperature - Rise Limits100%

Short - Circuit Withstand Strength100%

Electromagnetic Compatibility100%

Mechanical Operation100%

To strengthen our commitment to safely engineering, the following tests were done with Form 4B construction. The same modular switchboard can also be adopted to Form 2B or Form 3B applications.