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Fast Response Closed Loop Current Transducer For VF Speed Regulating Device

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Nanjing Chieful Science & Technology Co., Ltd.

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Name: Fast Response Closed Loop Current Transducer For VF Speed Regulating Device
Brand: chieful
Price: 1 USD

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Fast Response Closed Loop Current Transducer For VF Speed Regulating Device

small hole closed loop current sensor CSM040G

Features

1 Magnetic balance ( closed loop )

2 According to UL 94-V0 requirements

3 IATF16949, CE and RoHS certificated

Superiorities

1 Excellent accuracy, very good linearity

2 Low thermal drift

3 Wide bandwidth

4 Fast response

5 High immunity to external interference

6 Good overload capability

7 Low inductance

Electrical characteristics
	Type	CSM010G	CSM020G	CSM025G	CSM040G
I_PN	Primary nominal input current	10	20	25	40	A
I_P	Measuring range of primary current	0~±20	0~±30	0~±50	0~±80	A
K_N	Conversion ratio	1:1000	1:1000	1:1000	1:1600
R_M	Measuring resistance (V_C=±15V/ I_PN)	504(max)	237(max)	100(max)	56(max)	Ω
	(V_C=±15V/ I_P)	327(max)	147(max)	56(max)	21(max)	Ω
	(V_C=±18V/ I_PN)	619(max)	293(max)	130(max)	75 (max)	Ω
	(V_C=±18V/ I_P)	397(max)	148(max)	75(max)	31(max)	Ω
V_C	Supply voltage	±12~±18(±5%)				V
I_C	Current consumption	V_C=±15V 20+Is				mA
V_D	Insulation voltage	AC/50Hz/1min 6				kV
ε_L	Linearity	<0.1				%FS
X	Accuracy	T_A=25℃ <±0.7				%
I₀	Zero offset current	T_A=25℃ <±0.25				mA
I_OM	Residual current	I_P→0 <±0.2				mA
I_OT	Thermal drift of I₀	I_P=0 T_A=-25~+85℃ <±0.65				mA
T_R	Response time	<1				μs
di/dt	di/dt accurately followed	>100				A/μs
f	Frequency bandwidth(-3dB)	DC~100				kHz
T_A	Ambient operating temperature	-25~+85				℃
T_S	Ambient storage temperature	-40~+100				℃
R_S	Secondary coil resistance	T_A=25℃ 22				Ω
	Standard	Q/3201CHGL02-2007