LB200-S [LEM]
Current Transducer LB 200-S/SP4; 电流传感器LB 200 -S / SP4型号: | LB200-S |
厂家: | LEM |
描述: | Current Transducer LB 200-S/SP4 |
文件: | 总2页 (文件大小:136K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Current Transducer LB 200-S/SP4
IPN = 200 A
For the electronic measurement of currents : DC, AC, pulsed...,
with a galvanic isolation between the primary circuit (high power)
and the secondary circuit (electronic circuit).
Electrical data
Features
· Closed loop (compensated) current
transducer using the Hall effect
· Insulated plastic case recognized
according to UL 94-V0.
IPN
IP
RM
Primary nominal r.m.s. current
Primary current, measuring range
Measuring resistance
200
0 .. ± 300
RM min RMmax
A
A
with ± 15 V
@ ± 200 A max
@ ± 300 A max
5
5
33
15
W
W
Special features
· VC = ± 15 V (± 5 %)
· K N = 1 : 1000
· Shield
· Negligeable zero crossing distortion
· Low noise electronics
· TA = + 20°C .. + 50°C
· Low IOT
ISN
KN
VC
IC
Secondary nominal r.m.s. current
Conversion ratio
Supply voltage (± 5 %)
Current consumption
R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
200
mA
1 : 1000
± 15
20 + IS
6 1)
V
mA
kV
Vd
1 2)
kV
· Transducers matched based on
thermal drift to within TA £ 0.01 mA.
Accuracy - Dynamic performance data
Advantages
X G
Overall accuracy @ IPN, TA = 25°C
Linearity
± 0.5
< 0.1
%
%
· Better frequency response
· Excellent accuracy
· Very good linearity
e
L
Typ Max
· Low temperature drift
· Optimized response time
· Wide frequency bandwidth
· No insertion losses
· High immunity to external
interference
IO
IOT
Offset current @ IP = 0, TA = 25°C
Thermal drift of IO
± 0.50 mA
± 0.08 mA
+ 20°C .. + 50°C
tr
Response time 3) @ 90 % of IPN
< 1
> 50
µs
A/µs
di/dt di/dt accurately followed
f
Frequency bandwidth (- 1 dB)
Output noise
Magnetization after excursion @ ± IPN
DC .. 150
< 0.002
kHz
mA
mA
· Current overload capability.
< 0.01
Applications
Crossing distortion
Matching specification
negligeable
£ 0.01
+ 20°C .. + 50°C
mA
· AC variable speed drives and servo
motor drives
· Static converters for DC motor drives
· Battery supplied applications
· Uninterruptible Power Supplies
(UPS)
· Switched Mode Power Supplies
(SMPS)
General data
TA
TS
RS
m
Ambient operating temperature
Ambient storage temperature
Secondary coil resistance @ TA = 50°C
Mass
+ 20 .. + 50
- 25 .. + 85
30
200
EN 50178
°C
°C
W
g
· Power supplies for welding
applications.
4)
Standards
1)
Notes : Between primary and secondary + shield.
2)
Between secondary and shield.
With a di/dt of 100 A/µs
A list of corresponding tests is available.
3)
4)
990716/7
LEM Components
www.lem.com
Dimensions LB 200-S/SP4 (in mm. 1 mm = 0.0394 inch)
Front view
Left view
Secondary terminals
Terminal + : supply voltage + 15 V
Terminal M : measure
Terminal
- : supply voltage - 15 V
Terminal E : shield
Connection
Top view
Mechanical characteristics
Remarks
· General tolerance
· Fastening
· Primary through-hole
· Connection of secondary
± 0.2 mm
2 holes Æ 5.5 mm
Æ 20 mm
· IS is positive when IP flows in the direction of the arrow.
· Temperature of the primary conductor should not exceed
70°C.
· Dynamic performances (di/dt and response time) are best
with a single bar completely filling the primary hole.
Faston 6.3 x 0.8 mm
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
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