Short Circuit Analysis Software - ANSI & IEEE

ETAP Short Circuit Calculation software allows for short circuit calculations based on ANSI and IEEE standards.

Key Features

Single-phase & panel systems device duty evaluation
Determine maximum & minimum short circuit fault currents
Calculate ½ cycle, 1.5–4, & 30 cycle balanced & unbalanced faults (3-phase, L-G, L-L, L-L-G)
Check momentary & interrupting device duty capabilities
Check circuit breaker closing & latching capabilities
Evaluate symmetrical or total rated circuit breakers
Special handling of generator circuit breakers for system & generator faults
Interrupting fault current duty as a function of breaker contact parting time
Standard & user-definable contact parting time
Automatically includes No AC Decay (NACD) ratio
User options for automatic adjustment of HVCB rating
HVCB & Bus momentary duty

Short Circuit Analysis Software ANSI & IEEE Toolbar

ANSI & IEEE Short Circuit Standards

IEEE C37.04	Standard Rating Structure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current including Supplements: IEEE C37.04f, IEEE C37.04g, IEEE C37.04h, IEEE C37.04i

IEEE C37.010	Standard Application Guide for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current

IEEE C37.010b	Standard and Emergency Load Current-Carrying Capability

IEEE C37.010e	Supplement to IEEE C37.010

IEEE C37.13	Standard for Low-Voltage AC Power Circuit Breakers Used in Enclosures

IEEE C37.013	Standard for AC High-Voltage Generator Circuit Breakers Rated on a Symmetrical Current Basis

IEEE C37.20.1	Standard for Metal Enclosed Low-Voltage Power Circuit Breaker Switchgear

IEEE 399	IEEE Recommended Practice for Power System Analysis (IEEE Brown Book)

IEEE 141	IEEE Recommended Practice for Electric Power Distribution for Industrial Plants (IEEE Red Book)

IEEE 242	IEEE Recommended Practice for Protection and Coordination of Industrial and Commercial Power Systems (IEEE Buff Book)

UL 489_9	Standard for Safety for Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit Breaker Enclosure

Short Circuit Device Evaluation Based on ANSI C37.13 / UL 489

Evaluate LVCB Interrupting Capability Based on Maximum Voltage