LEM CASR 50-NP Series Closed Loop AC/DC Hall Effect Sensor
Features
Closed loop current transducer
Voltage output
4.3kV Isolation
Frequency bandwidth 300kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Low power consumption
Compact design for PCB mounting
Advantages
LTSR footprint compatible
Very good dv/dt immunity
Very low temperature coefficient of offset
Reference pin with two modes REF IN and REF OUT
Extended measuring range for unipolar measurement.
High creepage / clearance distances
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Solar Inverter
Standards
EN 50178: 1997
UL 508: 2013
IEC 61010-1(safety)
Application Domain
Industrial
Specification
LEM Part Number
CASR 50-NP
Technology
Closed Loop Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
50 Amp
Measurement Range
+/-150 Amp
Output
2.5 Vref
Isolation
4.1 kV
Bandwidth
DC-300 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 85°C
Accuracy
0.8%
Termination Style
PCB
Unit Weight
9g
Factory Packaging
3
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
Alternatives
Contact Us for Possible Replacement
LEM CASR 25-NP Series Closed Loop AC/DC Hall Effect Sensor
Features
Closed loop current transducer
Voltage output
4.3kV Isolation
Frequency bandwidth 300kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Low power consumption
Compact design for PCB mounting
Advantages
LTSR, LXSR footprint compatible
Very good dv/dt immunity
Very low temperature coefficient of offset
Reference pin with two modes REF IN and REF OUT
Extended measuring range for unipolar measurement.
High creepage / clearance distances
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Solar Inverter
Standards
EN 50178: 1997
UL 508: 2013
IEC 61010-1(safety)
Application Domain
Industrial
Specification
LEM Part Number
CASR 25-NP Samples Kit 3 P
Technology
Closed Loop Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
25 Amp
Measurement Range
+/-85 Amp
Output
2.5 Vref
Isolation
4.1 kV
Bandwidth
DC-300 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 85°C
Accuracy
0.8%
Termination Style
PCB
Unit Weight
9g
Factory Packaging
3
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
Alternatives
LXSR 25-NPS - New
LTSR 25-NP - Old
LEM CASR 25-NP Series Closed Loop AC/DC Hall Effect Sensor
Features
Closed loop current transducer
Voltage output
4.3kV Isolation
Frequency bandwidth 300kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Low power consumption
Compact design for PCB mounting
Advantages
LTSR, LXSR footprint compatible
Very good dv/dt immunity
Very low temperature coefficient of offset
Reference pin with two modes REF IN and REF OUT
Extended measuring range for unipolar measurement.
High creepage / clearance distances
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Solar Inverter
Standards
EN 50178: 1997
UL 508: 2013
IEC 61010-1(safety)
Application Domain
Industrial
Specification
LEM Part Number
CASR 25-NP
Technology
Closed Loop Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
25 Amp
Measurement Range
+/-85 Amp
Output
2.5 Vref
Isolation
4.1 kV
Bandwidth
DC-300 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 85°C
Accuracy
0.8%
Termination Style
PCB
Unit Weight
9g
Factory Packaging
25
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
Alternatives
LXSR 25-NPS - New
LTSR 25-NP - Old
LEM CASR 15-NP Samples (3pcs) Series Closed Loop AC/DC Hall Effect Sensor
Features
Closed loop current transducer
Voltage output
4.3kV Isolation
Frequency bandwidth 300kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Low power consumption
Compact design for PCB mounting
Advantages
LTSR, LXSR footprint compatible
Very good dv/dt immunity
Very low temperature coefficient of offset
Reference pin with two modes REF IN and REF OUT
Extended measuring range for unipolar measurement.
High creepage / clearance distances
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Solar Inverter
Standards
EN 50178: 1997
UL 508: 2013
IEC 61010-1(safety)
Application Domain
Industrial
Specification
LEM Part Number
CASR 15-NP Sample Kit 3 P
Technology
Closed Loop Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
15 Amp
Measurement Range
+/-51 Amp
Output
2.5 Vref
Isolation
4.1 kV
Bandwidth
DC-300 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 85°C
Accuracy
0.8%
Termination Style
PCB
Unit Weight
9g
Factory Packaging
3
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
Alternatives
LXSR 25-NPS - New
LTSR 15-NP - Old
LEM CASR 15-NP Series Closed Loop AC/DC Hall Effect Sensor
Features
Closed loop current transducer
Voltage output
4.3kV Isolation
Frequency bandwidth 300kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Low power consumption
Compact design for PCB mounting
Advantages
LTSR, LXSR footprint compatible
Very good dv/dt immunity
Very low temperature coefficient of offset
Reference pin with two modes REF IN and REF OUT
Extended measuring range for unipolar measurement.
High creepage / clearance distances
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Solar Inverter
Standards
EN 50178: 1997
UL 508: 2013
IEC 61010-1(safety)
Application Domain
Industrial
Specification
LEM Part Number
CASR 15-NP
Technology
Closed Loop Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
15 Amp
Measurement Range
+/-51 Amp
Output
2.5 Vref
Isolation
4.1 kV
Bandwidth
DC-300 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 85°C
Accuracy
0.8%
Termination Style
PCB
Unit Weight
9g
Factory Packaging
3
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
Alternatives
LXSR 25-NPS - New
LTSR 15-NP - Old
LEM C/L Hall Effect Current Sensor, Multi Range, 6 Amp, 2.5V ref out, PCB Mount, No aperture X = 0.8%
Specification
LEM Part Number
CAS 6-NP Sample Kit 3P
Technology
Closed Loop Multi Range Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
6 Amp
Measurement Range
+/-20 Amp
Output
2.5 Vref
Isolation
4.2 kV
Bandwidth
DC-300 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 85°C
Accuracy
0.8%
Termination Style
PCB
Unit Weight
9g
Factory Packaging
3
Datasheet
Product Datasheet
LEM CAS 6-NP Series Closed Loop AC/DC Hall Effect Sensor
Features
Closed loop current transducer
Voltage output
4.2kV Isolation
Frequency bandwidth 300kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Compact design for PCB mounting
Advantages
LTS footprint compatible
Very good dv/dt immunity
Extended measuring range for unipolar measurement.
Reduced height
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Standards
EN 50178: 1997
UL 508: 2013
IEC 61010-1(safety)
Application Domain
Industrial
Specification
LEM Part Number
CAS 6-NP Sample Kit 3P
Technology
Closed Loop Multi Range Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
6 Amp
Measurement Range
+/-20 Amp
Output
2.5 Vref
Isolation
4.2 kV
Bandwidth
DC-300 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 85°C
Accuracy
0.8%
Termination Style
PCB
Unit Weight
9g
Factory Packaging
25
Datasheet
Product Datasheet
LEM HTB 400-P Series Closed Loop AC/DC Hall Effect Sensor
Features
Open loop hall effect current transducer
Voltage output
Single supply +/- 12..15VDC
Galvanic separation between primary and secondary circuit
Low power consumption
For PCB mounting
Aperture: Ø16mm
Factory calibrated
Advantages
Low offset drift
Large Aperture
Fast response
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Combiner box
Solar inverter on DC side of the inverter (MPPT).
Standards
IEC 61800-3: 2004
Application Domain
Industrial.
Specification
LEM Part Number
HTB 400-P
Technology
Open Loop Hall Effect
Aperture
Ø 16mm
ROHS
Yes
Supply Voltage
+/-12..15V VDC
Load Current (RMS + DC)
400 Amp
Measurement Range
+/- 600 Amp
Output
+/- 4V
Isolation
5.4 kV
Bandwidth
DC-50 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-20°C / 80°C
Accuracy
1%
Termination Style
PCB
Unit Weight
36g
Factory Pack Quantity
10
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
LEM HO 25-NP-0000 Series Open Loop AC/DC Hall Effect Sensor
Features
Open loop multi-range current transducer
Muti range through PCB routing
Voltage output
Single power supply +5 V
Overcurrent detect 2.93 × IP N (peak value)
Galvanic separation between primary and secondary circuit
Low power consumption
Factory calibrated
Compact design for PCB mounting
Factory calibrated
Repositionable mounting foot
Dedicated parameter settings available on request
Advantages
Low offset drift
Over-drivable Vref
Creepage / clearance > 8 mm
Fast response
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Combiner box
Solar inverter on DC side of the inverter (MPPT).
Standards
IEC 61800-1: 1997
IEC 61800-2: 2015
IEC 61800-3: 2004
IEC 61800-5-1: 2007
IEC 62109-1: 2010
UL 508: 2013.
Application Domain
Industrial.
Specification
LEM Part Number
HO 25-NP-0000
Technology
Open Loop Hall Effect
Aperture
N/A
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
25 Amp
Measurement Range
+/-62.5 Amp
Output
2.5 Vref
Isolation
4.3 kV
Bandwidth
DC-250 kHz
Mounting Style
PCB
Operating Temperature Range
-40°C / 105°C
Accuracy
1%
Termination Style
PCB Through Hole
Unit Weight
5g
Factory Pack Quantity
25
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
LEM HO 15-NP-0000 KIT 5P Series Open Loop AC/DC Hall Effect Sensor
Features
Open loop multi-range current transducer
Multiraneg through pcb routing
Voltage output
Single power supply +5 V
Overcurrent detect 2.93 × IP N (peak value)
Galvanic separation between primary and secondary circuit
Low power consumption
Factory calibrated
Compact design for PCB mounting
Factory calibrated
Repositionable mounting foot
Dedicated parameter settings available on request
Advantages
Low offset drift
Over-drivable Vref
Creepage / clearance > 8 mm
Fast response
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Combiner box
Solar inverter on DC side of the inverter (MPPT).
Standards
IEC 61800-1: 1997
IEC 61800-2: 2015
IEC 61800-3: 2004
IEC 61800-5-1: 2007
IEC 62109-1: 2010
UL 508: 2013.
Application Domain
Industrial.
Specification
LEM Part Number
HO 15-NP-0000 KIt 5pcs
Technology
Open Loop Hall Effect
Aperture
N/A
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
15 Amp
Measurement Range
+/-37.5 Amp
Output
2.5 Vref
Isolation
4.3 kV
Bandwidth
DC-250 kHz
Mounting Style
PCB
Operating Temperature Range
-40°C / 105°C
Accuracy
1%
Termination Style
PCB Through Hole
Unit Weight
5g
Factory Pack Quantity
25
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
LEM HLSR 50-P Series Open Loop AC/DC Hall Effect Sensor
Features
Open loop current transducer
Voltage output
4.3kV Isolation
Frequency bandwidth 400kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Low power consumption
Compact design for THT PCB mounting
Factory calibrated.
Advantages
Extremely low profile: h = 12mm
Low foot-print
Low offset drift
Over-drivable VREF
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Combiner box
MPPT
Standards
EN 50178: 1997
UL 508: 2004 - UR marking pending
IEC 61326-1: 2012
IEC 61010-1: 2010 (safety)
Application Domain
Industrial
Specification
LEM Part Number
HLSR 50-P
Technology
Open Loop Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
50 Amp
Measurement Range
+/-125 Amp
Output
2.5 Vref
Isolation
4.3 kV
Bandwidth
DC-400 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 105°C
Accuracy
1%
Termination Style
PCB
Unit Weight
5g
Factory Pack Quantity
25
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
LEM HLSR 20-P Series Open Loop AC/DC Hall Effect Sensor
Features
Open loop current transducer
Voltage output
4.3kV Isolation
Frequency bandwidth 400kHz
Single supply + 5 V
Galvanic isolation between primary and secondary
Low power consumption
Compact design for THT PCB mounting
Factory calibrated.
Advantages
Extremely low profile: h = 12mm
Low foot-print
Low offset drift
Over-drivable VREF
Applications
AC variable speed and servo motor drives
Static converters for DC motor drives
Battery supplied applications
Uninterruptible Power Supplies (UPS)
Switched Mode Power Supplies (SMPS)
Power supplies for welding applications
Combiner box
MPPT
Standards
EN 50178: 1997
UL 508: 2004 - UR marking pending
IEC 61326-1: 2012
IEC 61010-1: 2010 (safety)
Application Domain
Industrial
Specification
LEM Part Number
HLSR 20-P
Technology
Open Loop Multi Range Hall Effect
Aperture
None
ROHS
Yes
Supply Voltage
5 VDC
Load Current (RMS + DC)
20 Amp
Measurement Range
+/-50 Amp
Output
2.5 Vref
Isolation
4.3 kV
Bandwidth
DC-400 kHz
Mounting Style
PCB Mount
Operating Temperature Range
-40°C / 105°C
Accuracy
1%
Termination Style
PCB
Unit Weight
5g
Factory Pack Quantity
25
Datasheet
Product Datasheet
Application Notes
LEM Applications Manual 3rd Edition
