nord 6051302, Руководство по эксплуатации и сборке

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Table of Contents
B 1091 en-2722 55
AVERTISSEMENT
RISQUE D'EXPLOSION
LA SUBSTITUTION DE COMPOSANTS PEUT RENDRE CE MATERIEL
INACCEPTABLE POUR LES EMPLACEMENTS DE CLASSE I DIVISION 2/ CLASSE
II DIVISION 2
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For these motors, the following information specifically or complimentarily apply.
The motors are suitable for use in Class I Div.2 and may be used at an ambient temperature from -20 °C
to +40 °C.
Type suffix: ID2
e.g.: 80 LP/4 ID2 CUS TF
Labelling: Class I Div.2 Group A,
B, C, D with details of
the temperature class
Explosive gas mixtures may cause severe or fatal injuries in combination with hot, electrically live and
moving components of electrical machines.
The increased danger in explosion hazard areas requires especially strict observance of the general
safety and commissioning information. It is necessary that the persons responsible are qualified
according to national and local regulations.
These explosion-protected electrical machines comply with the standards CSA C.22.2 No. 100-14, CSA
C22.2 No. 213-M1987 (R2013), UL Subject 1836, UL 1004-1.
The degree of explosion hazards determines the zone classification. The operator is responsible for the
classification of the zones. The use of motors which are not certified for explosion hazard areas is
prohibited in explosion hazard areas.
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3.7.1 Cable connections
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Cable glands must be certified and suitable for Class I Div 2. explosion hazard areas. Unused openings
must be sealed with approved blind plugs.
For sizes 63 to 132, an isolated cable lug must be provided, if it is used to connect the earthing cable
within the terminal box.
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3.7.2 Terminal box cover seals
The terminal box cover gasket is captively mounted on the terminal box cover. Please only use an
original seal when replacing the seal.
If the terminal box is opened during installation, maintenance, repair, troubleshooting or overhaul, the
terminal box cover must be re-fitted after the work is complete. There must be no dirt on the surface of
the seal or the sealing surface of the terminal box frame.
The screws for the terminal box cover must be tightened with a torque according to the list below.
Tightening torques for terminal box cover screws
Thread diameter M4 M5 M6 M8
Tightening torque (Nm) 0.8 - 1.2 1.2 - 1.8 1.5 - 2.5 3.0 – 5.0
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