Atec Megger-BM Series - Manual (Page 4)

specIFIcATIons
See Specifications Table.
BM11
power supply
NiCd battery pack of 2 Ah
capacity. Battery life: typi-
cally 8 hrs continuous (varying
between 2 h and 20 h depending
upon load conditions). Battery
charging: built-in-charging
unit, operating from 100 V to
250 V a.c. supply, 50 Hz or
60 Hz, charging time: 16 hrs.
Low battery voltage indication:
small oscillations of the
pointer occur with an approx.
80% exhausted battery, large
pointer oscillations occur when
the battery must be recharged.
Dimensions
344 mm x 245 mm x 158 mm
(13
1 ⁄ 2 in x 9 5 ⁄ 8 in approx.)
Weight
4,8 kg (10
1 ⁄ 2 lb approx.)
BM11D, BM21 &
BM25
power supply
Rechargeable sealed lead-acid
batteries (12 V, 4 Ah).
Battery life typically 8 hrs
continuous testing.
Built in charger operates from
95 V to 265 V a.c.,
recharge time: 8 hrs to 90%,
16 hrs to 100%
d.c. emergency charge socket
from 12 V d.c.
Comprehensive battery state
indicator on display.
Typical Terminal Voltage
Characteristics
Dimensions
344 mm x 245 mm x 158 mm
(13
1 ⁄ 2 in x 9 5 ⁄ 8 in approx.)
Weight
5,6 kg (12
1 ⁄ 2 lb approx.)
eMc
In accordance with IEC61326
including amendment No.1
Altitude to 2000 m to retain
full accuracy
cB101 cALIBrATIon
Box
Nominal resistance
values:
10 MΩ, 100 MΩ, 1 GΩ and
10 GΩ.
High quality resistors, rated
to high voltage, suitable for
calibration checks on insulation
testers up to 5 kV d.c. Voltage
coefficient is less than 1 part
per million per volt.
A calibration certificate is
provided with each CB101
showing the actual value of
each resistance check-point.
cB101
specIFIcATIon
Calibration accuracy
1%
Voltage coefficient
1 ppm/V
Calibration temperature
20 °C
Temperature coefficient
250 ppm/°C (139 ppm/°F)
Shelf stability, typically
0,5% per year
environmental specifica-
tion
Operating temperature
+5 to +40 °C (41 to 104 °F)
Storage temperature
-20 °C to +60 °C (-4 °F to
140 °F)
Operating humidity
60% RH max.
safety
Meets the requirements of
EC1010-1 (1992), EN61010
(1993) to installation category
III, 300 V, phase to phase
eMc
In accordance with IEC61326
including Amendment No. 1.
orDerIng InForMATIon
Item (Qty) order no.
Analogue Insulation Tester BM11
Analogue/Digital Insulation Tester BM11D
Analogue/Digital Insulation Tester BM21
Automated 5 kV Insulation Tester BM25
Included Accessories BM11
3 x 3m HV leads 6220-317
Mains Supply lead for charging 25424-860
Accessory pouch, leather 6430-193
User Guide 6172-922
Included Accessories BM11D/BM21/BM25
High Voltage test lead, 3 m long (set of 3) 6121-291
Mains supply lead for charging 25424-860
Accessory pouch 6420-096
PC connector lead, 1,8 m long (BM25 only)
(9 way D female to 9 way D female) 25955-025
BM25 Download 3 1 ⁄ 2 ” disk (BM25 only) 6139-085
Test Record Cards (5) 6172-112
User Guide
Optional Accessories BM11
High Voltage test lead, 8 m long 6220-318
Optional Accessories BM11D/21/25
3 x 8m HV leads 8101-182
3 x 15m HV leads 8101-183
Shielded test leads 15 m long TBA
Charging lead, 12 V d.c. with automotive
cigarette lighter plug 3 m long 6231-584
CB101 Calibration Box 6311-077
Test Record Cards (pack of 20) 6111-217
Publications
‘A Stitch in Time” AVTM21-P8B
‘The Lowdown on High Voltage d.c. Testing’
AVTM22P-1
Optional Accessories
Test leads with fused prods, FPK4 —
unsuitable for continuity measurements: comply
with Health and Safety Executive Guidance Note
GS 38 (1 set) 6111-287
BM11, BM11D, BM21 and BM25
5 kV Analogue/Digital Insulation Testers
UK
Archcliffe road Dover
cT17 9en england
T +44 (0) 1304 502101
F +44 (0) 1304 207342
UnITeD sTATes
4271 Bronze Way
Dallas Tx 75237-1088 UsA
T 800 723 2861 (UsA only)
T +1 214 333 3201
F +1 214 331 7399
oTher TechnIcAL sALes oFFIces
norristown UsA, Toronto cAnADA,
Mumbai InDIA, Trappes FrAnce,
sydney AUsTrALIA, Madrid spAIn
and the Kingdom of BAhrAIn.
Registered to ISO 9001:2000 Reg no. Q 09290
Registered to ISO 14001 Reg no. EMS 61597
BM11_11D_BM21_25_Ds_en_V13
www.megger.com
Megger is a registered trademark