PUE-6 (1985), Chapter 7.1 Residential buildings — clause by clause

Clause-by-clause review of PUE-6 ch. 7.1: intakes, risers, flat boards, sockets without earthing, kitchen stoves — and differences from PUE-7.

Document

Document	PUE-6 (1985), Chapter 7.1 Residential buildings
Edition	1985 (ПУЭ-6)
Status	Historical (replaced by PUE-7 ch. 7.1 in 2003)
Issued by	Ministry of Energy of the USSR
Applies to	Residential and public buildings, 1985 edition

Document structure

№	Chapter / section
7.1.1–7.1.20	General building requirements
7.1.21–7.1.45	Intakes, boards, meters
7.1.46–7.1.70	Wiring, luminaires
7.1.71–7.1.90	Sockets, switches, kitchens

General (7.1.1–7.1.20)

Supply 380/220 V with earthed neutral; separate group circuits for lighting and power.

Intakes and boards (7.1.21–7.1.45)

7.1.24–28 Risers with flat branches via flat boards.

7.1.36 Flat board: intake switch + group fuses/breakers.

Wiring (7.1.46–7.1.70)

7.1.55 Aluminium 2.5 mm² standard (APPV/APV); copper 1.5 mm².

7.1.61 Sockets in bathrooms prohibited.

7.1.62 Switches at 1.5–1.7 m; sockets at 0.8–1.0 m.

Kitchens and stoves (7.1.71–7.1.90)

7.1.75–80 Electric stoves: dedicated circuit, TN-C earthing via PEN.

Differences from PUE-7

• Bathroom sockets: prohibited → allowed with 30 mA RCD (7.1.73);
• RCDs: absent → mandatory 30/10 mA (7.1.79–81);
• Aluminium: allowed → copper only in new wiring (7.1.36);
• Socket earthing: not required (TN-C) → mandatory contact (7.1.68);
• Socket heights: fixed 0.8–1.0 m → by convenience (7.1.71).

Data is for reference. Final design decisions must follow current regulations and a qualified engineer.
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