Required Connection Materials

DC branch circuits:

■The required number of field wiring kits are supplied in the shipkit with each system, according to configuration.

Grounding:

■One Thomas & Betts two-hole lug (part number: 54204-UB) suitable for 8 AWG conductor or UL/CSA approved equivalent having 5/8-inch pitch; torque value: 3.5 Nm maximum.

■A Thomas & Betts crimping tool (part number: TBM 5-S), or approved equivalent to secure the lug on to the cable.

■A grounding bus bar that is near the equipment and easily accessible.

Dual Grounding Environment:

■Additional Thomas & Betts two-hole lug for logic 0V studs.

!	Caution –External filtering and/or surge suppression devices may be required on
	the power feeds where branch circuit electromagnetic characteristics are unknown.

DC Supply and Ground Conductor

The requirements are:

■Suitable conductor material: copper only.

■Supply conductors: 8 AWG (6 mm2) (between the Netra ft 1800 and the circuit breaker).

■Ground conductor: 8 AWG.

■Cable insulation rating: minimum 75 degrees Celsius, Low Smoke Fume (LSF), Flame Retardant.

■Cable type must be one of:

■UL style 1028 or other UL 1581 compliant equivalent.

■IEEE 383 compliant.

■IEEE 1202-1991 compliant or classified.

■Branch circuit cable insulation color: per applicable national electrical codes.

■Grounding cable insulation color: green/yellow.

48 Netra ft 1800 Installation Guide • February 1999

1800 specifications

Sun Microsystems, founded in 1982, unveiled an array of innovative products over the years, among which the Sun-1 workstation and later the Sun-1800 series were significant contributions to the technology landscape. Designed specifically for engineering, graphics, and computing tasks, the Sun-1800 series emerged during a period when workstations were essential for high-performance computing applications.

The Sun-1800 series was powered by the SPARC architecture, which became a hallmark of Sun Microsystems' technological advancement. SPARC, an acronym for Scalable Processor Architecture, allowed the system to achieve high levels of performance and efficiency, positioning it well against competitors in the workstation market. The SPARC processors used in the Sun-1800 series enabled faster computation and multitasking, making it well-suited for scientific applications, computer-aided design (CAD), and complex data analyses.

One of the standout features of the Sun-1800 series was its expansive memory capabilities. Supporting configurations that could house up to 128 megabytes of RAM, the workstations were excellent for handling large datasets that were prevalent in research and corporate environments. This high memory capacity, combined with the efficient use of the SPARC architecture, granted users access to significant computational power, which was crucial for multitasking in complex job environments.

The Sun-1800 series also emphasized networking capabilities, with integrated Ethernet support. This allowed users to seamlessly connect their workstations into local area networks, facilitating collaborative projects and data sharing among teams. The use of the Solaris operating system, which was based on UNIX, also provided a robust and stable environment for enterprise applications, making the Sun-1800 ideal for business-critical applications.

Moreover, the system was designed to support various programming languages and development tools, attracting engineers, scientists, and software developers alike. Sun Microsystems also focused on providing high-quality graphics support, with advanced graphical capabilities that enabled users to engage in advanced visualization tasks, such as 3D modeling.

In summary, the Sun Microsystems 1800 series stands out for its powerful SPARC architecture, impressive memory capacity, integrated networking, and robust graphic capabilities. These characteristics, combined with the reliability of the Solaris operating system, positioned the Sun-1800 as a favored choice among professionals in engineering and scientific fields, shaping the future of workstation computing.