UL 1558 480 VOLT SWITCHGEAR SPECIFICATION
Applicable Standards
• NEMA/ANSI/NEC
• C37.20.1
• UL 1558
• NEMA 1
• NEMA 3R (optional)
System
• Voltage; 240VAC/480VAC/600VAC
• 3-phase, 3-wire/2-phase, 4-wire
• 60Hertz
• 65KA & 100KA symmetrical short circuit
• Horizontal Bus
(Amperes):2000/2500/3200/4000/5000 (6000/8000/10,000 contact TAW)
• Vertical Bus (Amperes): 2000/3200/4000
• Silver plated copper bus
• Neutral: 100% rated
Circuit Breaker
• Drawout, 3-phase, 60 HZ.
• Electrically operated
• 240V/480V/600V
• 800A to 5000A (6000A to 10,000A
contact TAW)
• Type E3/E4/E6
• Ratings per table (on back)
Construction
• Rigid bolted construction
• 11 ga. Steel frame
• Standardized configurations
• Barriers between bus compartment & cable
compartment for increased personnel safety
• Safety shutters for increased personnel safety
• Powder Coat Painted
• Overhead or floor lifting device for breakers
• Rear bolted covers or rear hinged doors
Options
Closed door breaker racking
Remote racking device
Insulated bus
Side covers
Instrument Transformers
Current and Potential as specified
Documentation/Drawings
3-D and Auto Cad
Installation/Operation/Maintenance Manuals
Test reports
Witness testing
•
•
•
•
•
•
•
•
•
•
•
Circuit Breaker Ratings Per Table
Frame
Breaker
240V KA
480VKA
600VKA
Short Time KA
2000 & 2500
800, 1200
1600, 2000 & 2500
E3 N-A85
E3 N-A85
85
85
50
50
50
50
50
50
800, 1200, 1600,
2000 & 2500
E3 H-A
85
85
85
65
800, 1200, 1600,
2000 & 2500
E3 V-A
125
125
100
85
2500 & 3200
E3 S-A
E4 H-A
E4 V-A
E4 L-A
85
100
100
150
65
85
100
150
65
85
100
100
65
85
100
100
4000 & 5000
E6 H-A
E6 V-A
E6 L-A
125
125
150 85
125
150 85
100
100
100
100
100
For UL1558 - 480 Volt Switchgear TAW is your Best Connection
TAW is a forward thinking, engineering-driven company that uses imagination and technical expertise to provide customized
solutions for our customers’ energy challenges. Throughout its history, TAW has achieved a reputation of innovation, trust and
reliability. We pride ourselves on having the flexibility and sophistication to design and build complex projects of any size.
Let the professionals at TAW help you with your 480 volt needs. You will be pleased with your choice.
FOR MORE INFORMATION CALL: 866-387-0077 | FAX 813-840-3235
TAW CUSTOM EQUIPMENT | 6312 78th Street, Riverview, FL 33578
| tawinc.com