XL-IIIcompact busbar system is a new-style busbar system, which is closer to the clients’ needs. It is a new generation power distribution system with thetypical ‘sandwich’ structure inside, flexible and reliable, highly cost-effectiveand high automation. This product can meet the distribution requirements ofdifferent user communities. Product Features 1. Anti Chimney Effect: The adoption of typical “sandwich” structure for Simens XL-IIICompact Busbar System can ensure the full density, no gap inside and air flow,so it can effectively prevent the chimney effect. 2. Heat-dissipatingMethod: The busbar depends on the enclosure to dissipate the heat, which meansthe carrying current of XL-III Compact Busbar System will not be affected bythe installation site and method. 3. ProtectionLevel: For the external solid and liquid, the protective measures have beentaken into account in the design of products, there’s no need to take theactions to improve the protection level during the installation. Itsignificantly decreases the failure ratio of busbar because of the unexpectedrunning environment. In the indoor environment, we can offer the products of IP54 ~ IP65, while for the busbar with tap-off, the protection level only canreach IP54 because of its influence. Technical

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General specification

(LV) XL-III Series Compact Busbar System — General specification (21 items)
Standard IEC60439-1.2
Min./max./Average Temperature of 24 hours -5-+40℃/Daily Average 35℃
Protective Class IP54/IP65
Connector Torque 70Nm±6Nm
Surface Treatment Plastic spraying
Enclosure Material Aluminum-magnesium alloy
Enclosure Color RAL7032/RAL7035
Rated Insulation Voltage 1000VAC
Rated Working Voltage 1000VAC
Rated Frequency 50Hz
Rated Current 400~6300A
Ie(A)IP54、IP65 5000A
Icw(t=1s)(KA) On request
Ipk (KA) On request
R mΩ/m 0.009
X mΩ/m 0.002
Z mΩ/m 0.009
Voltage drop V/m 0.0644
Kg/m 4 wire system 89.4
Kg/m 5 wire system 100.5
dimension(mm) 132X558

Specifications are reproduced from the manufacturer's published data for this model; final configuration is confirmed on the quotation.

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