AVO INTERNATIONAL BRINGING RELIABILITY TO AMPS VOLTS OHMS MEGGER BM15 and MJ15 Four test voltages to 5 kV Dual power supply option Shock mounted analog scale Voltage range to 600 V indicates auto discharge Pass/fail overlays for rapid testing Analog 5 kV Insulation Tester DESCRIPTION soft carrying case, a test lead set, test This BM15 and MJ15 are used by: record cards and batteries. The BM15 & MJ15 are compact 5 kV Electrical Contractors insulation testers. They are very Safety terminals suitable for locking Maintenance Engineers simple to use and provide a quick and connectors are used for connection to accurate reading of insulation resis- Telecommunications Engineers the test piece. An automatic discharge tance. The instruments use an analog circuit eliminates the voltage on Gas and Water Utilities display with a maximum reading of 20 capacitive loads after a test. The de- Railway Companies G . caying voltage can also be viewed on the scale. Cable Manufacturers A voltage range of four test voltages enables measurement of ac or dc con- Fused test leads are available as an Mining Companies ductor potential. The four test volt- option for voltage measurement. The ages available are 500 V, 1 kV, 2.5 kV FEATURES AND BENEFITS instruments meet the IEC1010 safety and 5 kV. The instruments are sup- specification and EMC specifications Large, single scale analog display plied with a locking or non-locking test and are fully CE marked. Auto voltage measurement function button. The locking button allows indicates conductor and auto dis- hands-free testing, the non-locking APPLICATIONS charge potential button is recommended to prevent ac- Insulation is important for the safety cidental mis-use and injury. Supplied with optional locking test of all electrical systems, providing a button for maximum safety barrier to hazardous live conductors. A bezel allows a scale plate overlay to Insulation can deteriorate due to the be added with PASS/FAIL bands for Safety recessed terminals and long affects of moisture, sunlight and heat. GO/NOGO testing. This is particularly connectors A reduction in the value of insulation useful for less experienced users and Four output test voltages resistance can lead to a potentially enables a rapid decision to be made. dangerous situation caused by the Simple to use The new instruments have a choice of dangers of electric shock, or arcing CE marked power source, eight x LR6 (AA) alka- causing fire. If insulation resistance is line cells or the MJ15 offers an addi- Dual power supply option on MJ15 regularly monitored unusually low tional hand cranked generator. If the values can be investigated before they Unique scale overlay for pass/fail test button is pressed the MJ15 uses cause danger, or inconvenience and bands battery power. Otherwise the crank cost due to equipment downtime for handle is turned to save battery power Shock mounted analog scale for rug- repairs. or for use when the batteries are un- ged outdoor use The BM15 & MJ15 are general purpose, available. 5 kV insulation testers for electrical Both units are built into a rugged case contractors and engineers who test designed for outdoor use. The machinery, transformers, switchgear, instruments are also supplied with a cables, etc. BULLETIN-1BM15 & MJ15 5/98 AVO INTERNATIONAL IS REGISTERED TO ISO 9001 STANDARDMEGGER BM15 & MJ15 SPECIFICATIONS Power Supply Temperature Range Insulation Range: BM15 Operating 100 k to 20 G (also 0 and ) 8 x AA cells (LR6 or rechargeable) 32 F to 86 F (0 C to 30 C) at full specification Test Voltages (dc) MJ15 -4 F to 122 F (-20 Co 50 C) with 500 V, 1000 V, 2500 V & 5000 V Low voltage brushless Generator and 8 temperature coefficient 0.1%/C x AA cells (LR6 or rechargeable) Test Voltage Accuracy Storage Battery Life 5% of nominal test voltages on 20 M -13 F to 149 F (-25 C to 65 C) load Typically 2000 five second tests at 5 kV on 100 M load Humidity Range Test Voltage Stability 90% RH at 104 F (40 C) Battery Indicator <1% (180 r.p.m. to 240 r.p.m. MJ15) Loaded battery test Dimensions Insulation Accuracy 8.9 in. x 6.3 in. x 4.5 in. (at 0 - 30 C) Safety (220 mm x 160 mm x 115 mm) 2.5% of full scale deflection Meets the safety requirements for double insulation to IEC 1010-1 (1995) Weight Short Circuit Current EN61010 (1995) to installation Category 1.5 mA 0.5 mA III***, 300 V phase to earth (ground) or BM15 600 V Category I* Approx 2.6 lbs (1.2 kg) Maximum Capacitance of Load ***Relates to transient overvoltage 5 F MJ15 likely to be found in fixed installation wiring. Approx 3.5 lbs (1.6 kg), or 4 lbs (1.8 kg) Interference Rejection with battery holder and cells. *Relates to transient overvoltage likely 1 mA rms at 50 to 60 Hz to be found in special equipment or Terminal Voltage Characteristics Discharge Resistor parts of equipment, telecommunica- 6 tion, electronic etc. <500 k 5 4 Non Replaceable Fuse VOLTAGE RANGE 3 1 Amp, 250 V, HBC type (F) 2 Range (20 mm x 5 mm) to IEC 127/1 1 0 to 600 V ac 0 This fuse protects the instrument 0.1 1 10 100 1000 Indication of dc against any faults occurring when us- Load Resistance (M ) ing rechargable batteries. Accuracy Typical Terminal Voltage Characteristics 2.5% f.s.d. ac E.M.C Meets EN 50081-1 and EN 50082-1 (1992) (with rotary switch in the V position) with a maximum error of 5% f.s.d. in General areas of high R.F. Overload Rating 720 V ac or dc Scale Length 2.8 in. (72 mm) (96) ORDERING INFORMATION Item (Qty) Cat. No. Item (Qty) Cat. No. Battery powered 5 kV insulation tester .......................... BM15 Optional Accessories Hand crank/battery 5 kV insulation tester ...................... MJ15 Fused test probes, 1.5 m long (2 used) ................. EV6320-240 Test Record Card (Pack of 100) ..................................... 210949 Included Accessories CB101 5 kV Calibration Box ............................................ CB101 User Guide ................................................................ EV6172-209 Test lead set, 3 m long (pack of 3) ....................... EV6121-403 Carrying case with lead storage ............................ EV6420-117 Publications Slide in pass band overlay (5 supplied) ............... EV6121-401 A Stitch In Time ................................................. AVTM21-P8B Test record card (pack of 5) ...................................................... Lowdown on HV dc Testing ................................AVTM22P-1 8 x AA cells LR6 .................................................................. 23415 UNITED STATES CANADA EXPORT 4651 S. WESTMORELAND ROAD 110 MILNER AVENUE, UNIT 1 AVO INTERNATIONAL DALLAS, TX 75237-1017 USA SCARBOROUGH, ON M1S 3R2 4651 S. WESTMORELAND ROAD 1997 AVO INTERNATIONAL PRINTED IN USA MIL/2.5M/598 AVO-703 BULLETIN-1-BM15 & MJ15 PHONE: (800) 723-AVO-1 (723-2861) CANADA DALLAS, TX 75237-1017 USA FAX: (214) 333-3533 PHONE: (800) 567-0-AVO (567-0286) PHONE: (214) 331-7363 FAX: (416) 298-7214 FAX: (214) 337-3038 Output Voltage (kV)