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por Killark 

Número de Catálogo: B7CA-WEHD-43030

por Killark
Número de Catálogo:  B7CA-WEHD-43030
B7C Series,30 A, 480 VAC, 3 Pole, EHD Frame, Circuit Breaker Enclosure
  • Copper-free, cast aluminum construction (less that 4/10 of 1%).
  • High strength, lighter in weight, corrosion resistant.
  • Hinged Cover is standard (left side hinge).
  • More wiring room - Meets the latest NEC/CEC wire bending requirements for circuit breaker enclosures.
  • Ductile Mounting Lugs - Lugs are made of ductile aluminum alloy to adjust to irregular mounting surfaces without damage to enclosure.
  • Universial Mounting Pan - Sheet aluminum pan is pre-drilled to facilitate easy field installation of major circuit breaker brands.
  • Provision for grounding supplied as standard.
  • Conduit Openings Supplied - Standard conduit openings include power conduit top and bottom and a plugged opening suitable for field installation of drain and breather.
  • Special conduit openings can be supplied at factory, or can be field installed.
  • Breaker Handle - Provisions for lock "ON" or "OFF" positions with up to three padlocks. Spring loaded to prevent damage of breaker toggle and provides positive handle alignment. O-ring on shaft to prevent water seeping into enclosure.
  • Recessed Flange Notches - Flanges are notched to allow for easier cover opening with prying instrument without flange damage.
  • Gasketed Flange - Nitrille (BUNA-N) O-ring gasket is located inside cover bolt circle to prevent water seeping into enclosure.
  • Quick Release, Captivated Cover - Bolts of 316 Grade Stanless Steel Triple lead bolts require only 3 1/2 turns to disengage.

Killark B7C Series of Hazardous Location Circuit Breaker Enclosures provide overcurrent and short circuit protection of service entrance, feeder or branch circuits, lighting, heating, appliance and motor circuits. Rated for indoor and outdoor applications, the copper-free aluminum construction is ideal for harsh and hazardous environments. Circuit breaker configurations are available with various Eaton (Cutler Hammer), Schneider (Square D), and ABB breakers.

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Product Details


Action TP
Actionneur Molded Case Circuit Breaker Operator
Application Locations such as petroleum refineries, chemical and petroleum plants with indoor and outdoor processes. Motor control and circuit protection in locations made hazardous due to the presence of flammable gases or vapors, combustible dust, or easily ignitable fiber and flyings, and areas which are subject to corresion, weather, and dampness.
Couleur Aluminum
Indicateur EU RoHs Contact Manufacturer
Matériau Aluminum, Copper Free (less than 4/10 of 1%)
Nombre de pôles 3
Série B7C
Température max. de fonctionnement (°C) 40 Degree
Type Circuit Breaker Enclosure
Type de fini Lacquer
Type de montage Wall
Type d’armoire Bolted
UPC 783936098456


Hauteur 18 in
Largeur 11 in
Poids 46 lb
Profondeur 9.125

Clasificaciones eléctricas

Courant nominal 30 A
Fréquence nominale 60 Hz
Tension primaire 480 VAC/250 VDC

Relacionado con el conductor

Nombre de fils 4

Certificaciones y Cumplimiento

Classe NEMA nominale 3, 4, 4X, 7(B, C, D), 9(E, F, G)
Classe(s) de danger(s)
  • Class I, Divisions 1 & 2, Groups B, C, D
  • Class I, Zones 1 & 2, Groups IIB+H2, IIA
  • Class II, Divisions 1 & 2, Groups E, F, G
  • Class III, Divisions 1 & 2
Numéro de dossier « CSA » LR11714
Numéro de dossier « UL » E83969

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