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PRODUCT DESCRIPTION
LF305-S SP11 Current Transducer
LEM LF305-S/SP11 is an industrial current transducer in the LF product family. It provides galvanically isolated current measurement for compatible power-conversion and control equipment.
The SP11 suffix is part of the exact supplied configuration and must not be dropped during replacement selection. The aperture, connector arrangement, supply requirements, measurement range and output interface must match the installed transducer.
The SP11 suffix is part of the exact supplied configuration and must not be dropped during replacement selection. The aperture, connector arrangement, supply requirements, measurement range and output interface must match the installed transducer.
BEFORE YOU BUY
Confirm the complete LF305-S/SP11 current transducer
ACTUAL APPLICATIONS
Application fields for LF305-S/SP11
Three relevant application fields are expanded below with two concise production settings for LF305-S/SP11.
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01 · INDUSTRIAL DRIVES
Motor Drive and Conversion
Industrial motor drive power conversionVariable-frequency conversion production -
02 · RENEWABLE ENERGY
Solar and Wind Conversion
Solar inverter power conversionWind turbine converter production -
03 · POWER GENERATION
Thermal and Hydroelectric Production
Thermal power and steam productionHydroelectric generation and distribution
Technical specifications for LF305-S/SP11
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Product ModelLF305-S/SP11
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Product ParametersLF305-S/SP11 current transducer
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ManufacturerLEM
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Measurement principleClosed-loop compensated Hall effect
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Primary nominal current300 A RMS
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Primary measuring range0 to ±500 A
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Secondary nominal current150 mA RMS
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Conversion ratio1:2000
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Supply voltage±12 to ±20 V DC
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Current consumption16 mA at ±20 V plus secondary current
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AC insulation test3 kV RMS at 50 Hz for 1 minute
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Overall accuracy±0.4% at 25 °C
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Linearity errorLess than 0.1%
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Electrical offset current±0.20 mA at 25 °C
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Reaction timeLess than 500 ns at 10% of nominal current
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Response timeLess than 1 µs at 90% of nominal current
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Frequency bandwidthDC to 100 kHz at -1 dB
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Operating temperature-10 to +70 °C
View all additional
Alternative Names
LF305-S/SP11
LF305 S SP11
LEM LF305-S/SP11 current transducer
SYSTEM & REPLACEMENT CHECK
Information needed before ordering
Three direct checks to secure your system integration and minimize ordering risks.
Information
System integration
Replacement check
Manuals & support
SYSTEM INTEGRATION
Match LF305-S/SP11 to the installed LEM LF current transducers
LEM LF305-S/SP11 is a LF305-S/SP11 current transducer in the LEM LF current transducers family. Integration must preserve the full ordering identity and documented electrical role.
Engineering should verify product class (Current transducer), product family (LF) and the exact interface, connector or rack arrangement against the installed design.
Before energization, check power, grounding, cooling, cable routing and companion hardware. Review status indications and diagnostics, then record a controlled functional test.
Features:
- Exact identity: LF305-S/SP11
- Product class: LF305-S/SP11 current transducer
- Family: LEM LF current transducers
The LEM LF305-S/SP11 requires documented system integration before energising the equipment.
REPLACEMENT CONTROL
Verify the complete LF305-S/SP11 identity before exchange
Replace LF305-S/SP11 only after matching the complete identifier, LF305-S/SP11 current transducer, installed LEM LF current transducers role and documented hardware or style revision.
Photograph the nameplate, keyed connectors, terminal numbering, cable routing, shields, earth points and adjacent hardware. Save the applicable configuration and diagnostic record before removal.
After fitting the verified article, restore the approved configuration, check status and diagnostics and test every affected signal, power or communication path before return to service.
Features:
- Exact identity: LF305-S/SP11
- Product class: LF305-S/SP11 current transducer
- Family check: LEM LF current transducers
The LEM LF305-S/SP11 requires documented replacement verification before energising the equipment.
DOCUMENTATION STATUS
Browse the Manuals, Datasheets, Official Documents, Links
Important Notice: Official documents are provided through manufacturer links. Accessories, manuals, cables, calibration data, software and certificates are included only when listed in the quotation.Features:
- Exact-model technical data for LF305-S/SP11
- Official manufacturer document matched to LF305-S/SP11
- Directory links by subcategory and brand
Documentation for LF305-S/SP11 must match the installed equipment and complete product identity before service.
Also searched as
Important notice
Manuals, software, firmware, cables, calibration data and accessories are included only when listed in the quotation. AMIKON is an independent supplier and is not affiliated with or authorised by the manufacturer.
This content has been produced using multiple sources. Takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
BUYER INFORMATION
Commercial terms without hidden steps
Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
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Shipping & delivery
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DispatchEligible stock: same / next day
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CarriersDHL, FedEx or UPS
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Ship fromXiamen, China
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Packed size6.6x5.6x3.3cm
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Shipping weight0.10 kg
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Payment & customs
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PaymentBank transfer (T/T)
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CurrenciesUSD · EUR · GBP · RMB
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Credit cardsNot accepted
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HS reference8537101190
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OriginSwitzerland
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Warranty & returns
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Warranty12 months from AMIKON
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InspectionLabel, condition and packing checks
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ReturnsPrior RMA authorisation required
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CompatibilityConfirm before order
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OEM warrantyDoes not apply
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Your written quote confirms the product identity, price, availability, lead time, warranty and shipping terms before payment.
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Part checked
Full suffix recorded -
Condition checked
Label and appearance -
Packing checked
Antistatic protection -
Tracking supplied
Established couriers -
Sandy Lin
Dedicated account manager · 15+ years
FREQUENTLY ASKED QUESTIONS
Questions buyers ask about LF305-S/SP11
Direct answers about identity, compatibility, stock, warranty, payment and shipping.
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How is the exact LF305-S/SP11 identity confirmed?
Match the complete LF305-S/SP11 marking, manufacturer, product class and documented connector or installation arrangement before approval. -
Which product class applies to LF305-S/SP11?
The documented product class is Current transducer. Confirm it against the installed label and approved technical reference. -
What should maintenance record before removing LF305-S/SP11?
Photograph the complete label, connectors, mounting position, adjacent components and cable routing, then save the applicable configuration and diagnostics. -
Can a similar LEM LF current transducers part replace LF305-S/SP11?
Do not substitute by appearance or family alone. Compare the full identifier, electrical values, interfaces, revision and approved companion hardware. -
Which checks follow installation of LF305-S/SP11?
Review power and grounding, connector seating, status indications and diagnostics, then test every affected signal or power path at a safe operating point. -
What documentation should accompany LF305-S/SP11?
Retain label photographs, the approved technical reference, configuration backup, inspection record and final functional-test result. -
What should a distributor confirm when quoting LF305-S/SP11?
Confirm the complete model, quantity, condition, required suffix or revision, supplied accessories, destination country and requested delivery date. -
How can a buyer reduce the risk of receiving the wrong LF305-S/SP11?
Request pre-shipment photographs showing the full marking, connectors and supplied scope, then compare them with the installed article before dispatch.
READY TO VERIFY YOUR PART?
Get a LF305-S/SP11 quote with price, lead time and revision check.
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Disclaimer: Amikon Limited sells new and surplus products and develops channels for purchasing such products. Amikon Limited is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Amikon Limited is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. Amikon Limited is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.
Product
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