LAX-100-NP Datasheet, PDF (3/12 Pages) LEM – Current Transducer LAX SERIES

Electrical data (continued)
LAX series 16-100 A
Symbol Unit
Response time to 90 % of I_PN step (typical)
t_r
µs
Frequency bandwidth (typical)
Frequency bandwidth (typical)
Frequency bandwidth (typical)
BW kHz
BW kHz
BW kHz
N_P
1 turn
2 turns
3 turns
1 turn
2 turns
3 turns
High speed PCB
design
0.1
0.1
0.1
Low speed
PCB design
12
0.2
0.2
> 300
12.2
> 300
146
> 300
60
> 300
> 300
> 300
50
> 300
> 300
Conditions
dI_P/dt = 100 A/µs
I_P = 25 A, -1 dB
I_P = 25 A, -3 dB
I_P = 12.5 A, -1 dB
I_P = 12.5 A, -3 dB
I_P = 8.3 A, -1 dB
I_P = 8.3 A, -3 dB
Absolute maximum ratings
Primary AC current rms (3 primary jumpers
in parallel)
Primary AC current rms (3 primary jumpers
in parallel)
Primary continuous direct current (3 primary jumpers
in parallel)
Primary DC or rms current (each jumper)
Maximum supply voltage (not operating)
Minimum measuring resistance
Maximum busbar temperature (jumper)
Ambient operating temperature
Ambient storage temperature
Symbol
I_PN
I_PN
I_{PN DC}
V_C
R_{M mini}
T_A
T_S
Unit
Conditions
100 A up to T_A = 70°C.
A
Linear derating to 70 A at 85°C.
See figure 2
at 85°C, high or low speed design
A
70 A up to 2 kHz
See figure 3
100 A up to T_A = 50°C.
A
Linear derating to 50 A at 85°C.
See figure 2
A
above value divided by 3
V
± 20
Ω
See measuring resistance in "Electrical data"
table
100
°C
°C
- 40 .. + 85
°C
- 40 .. + 90
Stresses above these ratings may cause permanent damage. Exposure to absolute maximum ratings for extended
periods may degrade reliability.
070615/8
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice.
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