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Certificate
of conformity
Сертификат соответствия
Схема подключения выдается по спецификации Заказчика. Пожалуйста, свяжитесь с отделом продаж
Схема подключения

Main distribution boards (MDB)

Description

The main distribution board is used for input of power supply lines, distribution of electricity to different facilities, as well as for electricity metering. In an emergency, it protects against overloads, short circuits in electrical networks. In the hierarchy tree, the main distribution board is at the top. The main distribution board is usually located on the site of the transformer substation.

The main distribution board is manufactured in accordance with GOST R 51321.1-2007 and TS-3434-002-50617349-2015.

Technical properties
Characteristics
Value
Embodiment type Ground type
Rated voltage, V 0,4 / 0,66
Control circuit voltage, V ~24VAC / ~220VAC
=24VDC / =220VDC
Other design is possible
Contact rating current, A Up to 6300 inclusive
Frequency, Hz 50
Short time electrodynamic current, kA: Up to 200
Color, RAL color standard 7035
other color options are possible
Maintenance method Single-end / double-end
Islanding form up to 4b inclusive
Ingress protection rating, IP Up to IP55 inclusive according to GOST 14254-2015 IEC 60529:2013
Environmental class UHL by default as per GOST 15150-69 Another embodiment is possible