MEDC SM87BG/PB Manual De Uso página 6

4.0 MAINTENANCE
During the working life of the unit, it should require little or no maintenance. However, if abnormal or unusual
environmental conditions occur due to plant damage or accident etc., then visual inspection is recommended.
If the unit requires cleaning, then only clean exterior with a damp cloth to avoid electro-static charge build up.
If a unit fault should occur, then the unit can be repaired by MEDC. All parts of the unit are replaceable.
If you acquired a significant quantity of units, then it is recommended that spares are also made available.
Please discuss your requirements with the Technical Sales Engineers at MEDC.
SM87PB spares
DESCRIPTION
2 Pole Microswitch
3 Pole Microswitch
Cover O-ring
Lift flap and pin kit
Cover screw for st. steel unit (4 off required)
Cover screw for alloy unit (4 off required)
Reset key (Not shown)
5.0 CERTIFICATION/APPROVALS
IECEx units
Certified to IEC 60079-0, IEC 60079-1 and IEC 60079-31
Ex d unit (IEC certification No. IECEx BAS 09.0060)
Ex d IIC T6 (-55°C to +55°C) Gb
Ex tb IIIC T85°C (-55°C to +55°C) Db IP66/IP67
or
Ex d IIC T5 (-55°C to +70°C) Gb
Ex tb IIIC T100°C (-55°C to +70°C) Db IP66/IP67
The IECEx certificate and product label carry the IECEx equipment protection level marking
Gb
Db
Where:
Gb signifies suitability for use in a Zone 1 surface industries area in the presence of gas.
Db signifies suitability for use in a Zone 21 surface industries area in the presence of dust
ATEX units
Certified to EN60079-0, EN60079-1 and EN60079-31
Ex d unit (ATEX certification No. Baseefa03ATEX0075)
Ex d IIC T6 (-55°C to +55°C) Gb
Ex tb IIIC T85°C (-55°C to +55°C) Db IP66/IP67
or
Ex d IIC T5 (-55°C to +70°C) Gb
Ex tb IIIC T100°C (-55°C to +70°C) Db IP66/IP67
07/17
PART No.
PX99900457
PX99900477
PX99900233
Contact MEDC
PX99900584
PX99900818
PX99900108
© Eaton MEDC Ltd 2017