• All-round perforation rows with a 25-mm hole grid for individual installation
• Flexible door system for all requirements
• Door opening angle up to 180°
• Spring-loaded locks reliably prevent doors from opening unintentionally
• Pressure-relief top covers

Surface Treatment:
Optionally powder-coated, wet-painted or sendzimir-galvanized

Material:
Frame and enclosure are manufactured from sheet steel in the following thicknesses:
Frame: 2.5 mm
Enclosure: 2.0 mm

Degrees of Protection to
IEC 60529
IP 30, IP 31, IP 40, IP41, IP 42 naturally ventilated
IP 40, IP 54 unventilated

 

• Busbar position at top
• Busbar system for rated currents up to 7400 A
• User-oriented gradation of rated currents
• Rated peak withstand current Ipk up to 375 kA
• Separation of the busbar compartment from the device compartment
• Transport unit joints easily accessible from above
• Arc barriers for limiting the effects of the arcing fault

 

• High degree of safety due to type tested standard modules (TTA)
• Test and disconnected positions with door closed
• Circuit breakers integrated in separate compartments, each equipped with a separate door
• Optimum connection conditions for every rated current range
• Cable connection from above or below

• Free choice of the supply direction without any restrictions in terms of technical data
• High short-time current-carrying capacity for time-graded shortcircuit protection up to 400 ms assures reliable operation of sections of the switchboard not affected by a short-circuit
• Short-circuit protection with shorttime grading control (ZSS) for very brief delay times (50 ms), irrespective of the grading level
• LCD operating current indication in the control console (without ammeters and current transformers)
• Indication and operation when the door is closed

Modular Cable Feeders
The modular cable feeders enable efficient  installation, above all whenever operation-specific changes or adaptations
are necessary.

• Molded-case circuit breakers or fuseswitch isconnectors can be fitted as required
• Free combination of cable feeders within one cubicle
• Continuously adjustable mounting plates for a standard front plane
• Cable feeders with and without current measurement

 

Cable feeders in compartment design

The compartment design with its individual sub-section for every circuit breaker offers increased active safety for installation and personnel protection.

• Individual sub-sections with doors for each circuit breaker
• Circuit breaker 3VL with or without plug-in socket
• High form of internal separation up to Form 4 Type 7 acc. to BS EN 60439 (gland box per functional unit)
• Optimum connection conditions inthe rear cable connection compartment

• Cable feeders up to 630 A with/without current metering
• 25 feeders can be installed in each cubicle
• Dead-state fuse replacement

• High level of safety by virtue of type-tested standard modules (TTA)
• Supply-side plug-in contacts enable quick replacement
• In-line type switching devices for cable feeders up to 630 A available in
  the following designs:
  
  • Fuse module with fuses
  • Fuse-switch disconnectors (single-break)
  • Fuse-switch disconnectors (double-break)
  • Switch disconnectors
• High packing density (up to 34 feeders per cubicle)
• Dead-state fuse replacement
• Protection against electric shock from plug-on bus system 400 and 600 mm wide cable connection compartment
• Degree of protection up to IP 40
• Possibility of replacing a feeder without having to shut down the system

• 3- and 4-pole vertical distribution busbars
• Rated currents up to 1200 A
• Rated short-time withstand current up to Icw 65 kA
• Cubicle-length doors or compartment doors
• Compartmentalization
• Various installation components