4LPW-3 Datasheet, PDF (1/2 Pages) Welwyn Components Limited – Four-Terminal Current-Sensing Wirewound Resistor

Resistors
Four-Terminal Current-Sensing
Make Possible
W_Foir_ue_rw_-To_eu_rmnd_inR_ae_{l C}si_ust_ro_rer_nt-Sensing
“Current”
Leads
4L_WPW S_ie_rri_ees_{wound Resistor}
TC = ±40ppm/°C
“Sense” Leads
3 watts to 15 watts
4₀L_.P₀₀W₅ S_oher_mie_ts_{o 1.0 ohm}
• _±T₁C_%=_{, ±}±₂40_, p_±p₃m_, /_±°₅C_{, ±10% tolerance}
• _F3_law_ma_etts_prto_oo1_f5_cw_oa_ntt_ss_truction
• 0.005 ohm to 1.0 ohm
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All welded terminations,
ceramic fireproof housing
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• ±1%, ±2, ±3, ±5, ±10% tolerance
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Electrical Data
IRC
Type
Power @ 25°C
(watts)
Max. Current
(amps)
4LPW-3
3
10
4LPW-5
5
10
4LPW-7
7
20
4LPW-10
10
20
4LPW-15
15
20
Please note: When ordering the alternate configuration please add an "A" after the part number. (4LPW-3A)
Resistance Range
(ohms)
.005 TO 1.0
.005 TO 1.0
.01 TO 1.0
.01 TO 1.0
.01 TO 1.0
Standard Configuration
Alternate Configuration
1.0 (25.4)
Min.
1/8” Max.
L
H
D
W
E
1.50 ± .062
S
(38.1 ± 1.6)
D
Type
4LPW
Type
4LPW-A
IRC
Type
4LPW-3
4LPW-5
4LPW-7
4LPW-10
4LPW-15
L
±.063 (1.6)
.88 (22.4)
.88 (22.4)
1.39 (35.3)
1.88 (47.8)
1.88 (47.8)
Dimensions (Inches (mm))
W
±.03 (.8)
H
±.03 (.8)
S
±.062 (1.6)
.31 (7.87)
.31 (7.87)
.563 (14.3)
.38 (9.65)
.35 (8.89)
.563 (14.3)
.38 (9.65)
.35 (8.89)
1.013 (25.7)
.38 (9.65)
.35 (8.89)
1.388 (35.3)
.50 (12.7)
.50 (12.7)
1.388 (35.3)
General Note
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D
Diameter
.036* (.9)
.036* (.9)
.036* (.9)
.036* (.9)
.036* (.9)
E
±.03 (.8)
.38 (9.65)
.41 (10.4)
.47 (11.9)
.47 (11.9)
.63 (16.0)
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TT electronics plc
4LPW Series Issue October 2008 Sheet 1 of 2
06.15