Iek ВД1-63 2Р 63А 300мА [9/11] Страница 9

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EK 4 2 VDsare installed onto top hat rails TH 35 according to the requirements of IEC 60715 into electric panels having not less than IP30 protection degree according to EN 60529 4 3 After the mounting and testing the implementation correctness electric voltage should be applied to the electric installation by switching the control lever to I ON position Push TEST button Instant tripping switching the protected circuit off means that the unit is correct 4 4 If in the process of exploitation after VD actuation it turns off instantly or after a while it is necessary to find the reason of actuation in the following order a Turn VD on by switching the control lever If the device is turned on it means that there was an earth leakage caused by a short term or unstable insulation fault Check the operability of VD by pressing TEST button b If VD cannot be turned on it means that there is an insulation fault in a certain electric load electrical conduit mounting conductor or it is broken In this case you should take the following actions Turn all the electric loads off and switch the control level If VD switches on it means that there is a damaged insulation in one of these loads The trouble is shot by means of subsequent connection of the electric loads up to the moment when VD actuates Damaged electric load should be disconnected Check the operability by pressing TEST button If at disconnected loads VD continues to actuate it is necessary to call a qualified electrician specialist in order to determine the character of damage or VD troubleshooting 4 5 It is recommended that VD operability is checked monthly Checking is performed by pressing TEST button Instant VD actuation switching the protected circuit off means that the unit is correct 4 6 Operation conditions operation temperature range from 25 to 45 C base altitude 2000 m max atmosphere relative humidity 50 at 40 C Permitted relative humidity 90 at 20 C operative position vertical with the possible deviation up to 30 to any side 5 Safety requirements 5 1 VD comply with class 0 in accordance with IEC 61140 and must be installed into distribution equipment having protection class no less than 1 6 Conditions of Transportation Storage and Disposal 6 1 It is allowed to transport VD in any roofed vehicle in the original package ensuring protection of these products from mechanical damage impurity and moisture ingress 9

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