NEMA size - Wikipedia
NEMA (National Electrical Manufacturers Association) contactors and motor starters are rated by sizes. These sizes are grouped by rated current and power. [1] [2]
Bulletin 500 Line contactors and starters ar e designed to provide high performance in various applications. These load-life cur ves are based on Rockwell Automation tests according to th e requirements defined in IEC 947-4.
A two-piece spring latch contactor design makes coil removal or replacement fast and simple for Sizes 00-2. The NEMA Size 3-5 features a quick change coil assembly which makes coil removal and replacement fast and simple. Coil terminals are located on top for easy accessibility. The Size 00 and 0 contactor magnet coils have three
NEMA Contactors and Starters 2.1 Freedom Series Product Selection Three-Pole Contactors Type CN15/CN55 NEMA Contactors—Non -Reversing and Reversing Magnet Coils—AC and DC Contactor coils listed in this section also have a 50 Hz rating as shown in the adjacent table. Select required contactor by catalog number and replace the magnet coil alpha
Nema Starters - The Engineering ToolBox
2010年11月25日 · Nema sized contactors or starters. NEMA electrical motor starters refer to a standardized rating system for the electrical performance of the most common style of American-built motor starters. NEMA starters are rated by size: 00, 0, 1, 2, 3, 4, 5, 6 and 7 .
Note: The base contactor includes a 120V AC coil as standard. For all other voltages, an alternate coil will be included in the modular kit for field installation. Example: Catalog Number 500-COD930-17-90 includes a NEMA size 2, 3-pole contactor with a 120V AC coil, a surge suppressor, and one N.O. auxiliary contact.
NEMA Contactor and Starter Specifications Short Circuit Rating Combination contactors and starters with disconnect switch: Bulletin 502, 506, 512, 522E, 522F, and 522G
NEMA Contactors | Allen-Bradley | US - Rockwell Automation
Our motor-rated contactors are available from NEMA size 00…9, in open and enclosed design for full-voltage starting of AC motors.
NEMA Contactors and Starters: Class 8502 or 8536, Type S, NEMA Size 0, 1, 1P, or 2 The Class 9991 oversize enclosures listed in Table 6 accept an open-style contactor or starter, along with a fused control-circuit transformer (Form F4T), for field assembly of enclosed controllers.
Each contactor (Size 00 – 8) supplied with one NO-NC side mounted contact block as standard. NC contacts are wired as electrical interlocks. NEMA Size 1 — Cat. No. AN16DN0AB NEMA Size 1 — Cat. No. AN56DN0AB