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2 For your safety

B 61-300 • For supply and control cables

40488-EN-161114

2  For your safety

2.1  Authorised personnel

All operations described in this operating instructions manual must 

be carried out only by trained specialist personnel authorised by the 

plant operator.
During work on and with the device the required personal protective 

equipment must always be worn.

2.2  Appropriate use

The B61-300 is an overvoltage arrester for sensors and signal condi-

tioning instruments with mains voltage supply.

You can find detailed information about the area of application in 

chapter "

Product description

".

2.3  Warning about incorrect use

Inappropriate or incorrect use of the instrument can give rise to 

application-specific hazards, e.g. vessel overfill or damage to system 

components through incorrect mounting or adjustment.

2.4  General safety instructions

This is a state-of-the-art instrument complying with all prevailing 

regulations and guidelines. The instrument must only be operated in a 

technically flawless and reliable condition. The operator is responsible 

for the trouble-free operation of the instrument.
During the entire duration of use, the user is obliged to determine the 

compliance of the necessary occupational safety measures with the 

current valid rules and regulations and also take note of new regula-

tions.
The safety instructions in this operating instructions manual, the na-

tional installation standards as well as the valid safety regulations and 

accident prevention rules must be observed by the user.
For safety and warranty reasons, any invasive work on the device 

beyond that described in the operating instructions manual may be 

carried out only by personnel authorised by the manufacturer. Arbi-

trary conversions or modifications are explicitly forbidden.

The safety approval markings and safety tips on the device must also 

be observed.

2.5  Safety label on the instrument

The safety approval markings and safety tips on the device must be 

observed.

2.6  CE conformity

The device fulfils the legal requirements of the applicable EU guide

-

lines. By affixing the CE marking, we confirm successful testing of the 

product.

Summary of Contents for B 61-300

Page 1: ...Operating Instructions Overvoltage arrester B 61 300 For supply and control cables Document ID 40488...

Page 2: ...7 4 Mounting instructions 4 1 Installation in switching cabinet 8 4 2 Mounting in housing 9 5 Connecting to power supply 5 1 Preparing the connection 11 5 2 Connection steps for version with housing...

Page 3: ...ote This symbol indicates helpful additional information Caution If this warning is ignored faults or malfunctions can result Warning If this warning is ignored injury to persons and or serious damage...

Page 4: ...nly be operated in a technically flawless and reliable condition The operator is responsible for the trouble free operation of the instrument During the entire duration of use the user is obliged to d...

Page 5: ...erating instructions manual and come with the Ex approved instruments 2 8 Environmental instructions Protection of the environment is one of our most important duties That is why we have introduced an...

Page 6: ...cted side 2 Screw for carrier rail fastening 3 Terminals In unprotected side 4 Type label 3 2 Principle of operation Voltage surges can be caused by indirect atmospheric discharges lightning strokes o...

Page 7: ...on ISO 4180 The packaging of standard instruments consists of environment friendly recyclable cardboard For special versions PE foam or PE foil is also used Dispose of the packaging material via spec...

Page 8: ...nctional ground Depending on the version it may be galvanically connected to the ground terminal of the overvoltage arrester see circuit diagram in chapter Wiring plan The carrier rail must be connect...

Page 9: ...when mounting that the cable glands point downward Thus avoids water ingress The carrier rail inside the housing is galvanically connected to the ground terminal outside on the housing For this functi...

Page 10: ...nting instructions B 61 300 For supply and control cables 40488 EN 161114 1 2 3 4 OUT IN IP 20 Fig 6 Mounting in plastic housing 1 Overvoltage arrester 2 PE terminal 3 Pressure compensation 4 Ground t...

Page 11: ...ground for the metal housing Note Install a separating facility for the instrument which is easy to access The separating facility must be marked for the instrument IEC EN 61010 5 2 Connection steps f...

Page 12: ...rrester B61 300 1 Overvoltage arrester 2 PE terminal 3 Potential equalization plant side B61 300 OUT IN IP 20 max 300VAC 0 5A L1 N L1 N 2 3 6 5 4 1 L1 N PE Fig 8 Wiring plan overvoltage arrester B61 3...

Page 13: ...available in the English language The service is free only standard call charges are incurred Depending on the reason for the fault and the measures taken the steps described in chapter Set up may hav...

Page 14: ...arable WEEE directive 2002 96 EG This instrument is not subject to the WEEE directive 2002 96 EG and the respective national laws Pass the instrument directly on to a spe cialised recycling company an...

Page 15: ...ng Housing material Plastic PPE Weight approx 175 g 0 385 lbs Electrical characteristics1 Operating voltage 100 300 V AC DC Max permissible current 0 5 A Internal resistance 0 01 Response voltage 500...

Page 16: ...16 8 Supplement B 61 300 For supply and control cables 40488 EN 161114 8 2 Dimensions B61 300 Overvoltage arrester 84 mm 3 31 52 mm 2 05 25 mm 0 98 Fig 9 Dimensions B61 300...

Page 17: ...EN 161114 Housing 5 5 m m 0 22 86 mm 3 39 120 mm 4 72 160 mm 6 30 77 mm 3 03 47 mm 1 85 50 mm 1 97 4 5 m m 0 18 82 mm 3 23 68 mm 2 68 72 mm 2 84 130 mm 5 12 116 mm 4 57 M 20 x 1 5 M 20 x 1 5 1 2 Fig...

Page 18: ...18 Notes B 61 300 For supply and control cables 40488 EN 161114...

Page 19: ...19 Notes B 61 300 For supply and control cables 40488 EN 161114...

Page 20: ...of delivery application practical use and operat ing conditions of the sensors and processing systems correspond to the information available at the time of printing Subject to change without prior n...

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