top of page
CAP CT series.png
whats this.png

CAP-CT Series

IR windows




NEMA Environment Type: IP65 / NEMA 4
Voltage Range: Any
Operating Temperature: -40°C (-40°F) to 325°C (617°F)
Body and Cover Material: Powder Coated 5052 Aluminum
Hardware: 316 Stainless Steel
Gaskets: UL 94 5VA TPE; -40°C (-40°F) to 273°C (523°F)    
Optic Reinforcing Grill Material: Aluminum Reinforcing Grill (IP22/ IP2x Standard)
Medium/High Voltage Applications: Yes
Visual Inspection: Yes



UL 50V & UL 50E    

Standard for Infrared Viewports and the environmental ratings that apply to enclosures.

UL 746C & UL 746A-2012    

Impact and flame resistance standards for polymeric components.

UL 1558    

Impact and load resistance for low voltage, metal enclosed assemblies.

UL 508A/ ANSI 508A    

Industrial Control Panel Standards.

CSA C22.2 No. 14-13    

CSA Standard for Industrial Control Equipment

CSA C22.2 No. 94-M91    

This Standard applies to special purpose enclosures for electrical equipment intended to be installed


CSA C22.2 No. 94.1-07    

This Standard applies to special purpose enclosures for electrical equipment intended to be installed and used in non-hazardous locations.

CSA C22.2 No. 94.2-07    

Standard applies to Enclosures for Electrical Equipment, Environmental Considerations.


IEEE C37.20.7 Type 2B    

Defines switchgear arc resistance from the front, sides, and rear. Type B specifies arc resistance is maintained, even when opening designated, low voltage equipment.


IEEE C37 20.2. a.3.6    

IR windows mounted in medium and high voltage, metal clad and station-type gear are required to withstand impact and load from all sides without cracking, shattering, or dislodging.

IEC 62271-200    

Specification requirements for prefabricated metal enclosed switchgear and control gear above 1 kV and through 52 kV. Enclosures may include fixed and removable components and have various insulating properties.

IEC 62271-200    

Arc containment tested; Arc Flash Spec test: 1.1 sec duration at 63kA.


IEC 60068-2-6:2007  

Environmental testing—Vibration. 


IEC 60068-2-3    

Environmental testing—Damp heat, steady state.

IEC 60068-2-78:2012    

Environmental testing—Extreme humidity withstand.

American Bureau of Shipping (ABS)    

A classification society, with a mission to promote the security of life, property, and the environment through design verifications standards for marine related operations.

DNV P261.1E Maritime, Vessel & Offshore    

A global quality assurance and risk management company that provides classifications and design validations to products used in the maritime, vessel and offshore industries.

bottom of page