• 1PCS New For KULTHORN Compressor AE2432ZK R404A LBP 5/8HP 220-240V 50Hz - KOEED [1]
  • 1PCS New For KULTHORN Compressor AE2432ZK R404A LBP 5/8HP 220-240V 50Hz - KOEED [2]
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KOEED

1PCS New For KULTHORN Compressor AE2432ZK R404A LBP 5/8HP 220-240V 50Hz

1PCS New For KULTHORN Compressor AE2432ZK R404A LBP 5/8HP 220-240V 50Hz

$615.65 USD
$615.65 USD $615.65 USD
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MPN AE2432ZK
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Engineer's Quick Brief

  • High Torque CSR Motor Architecture: Configured with a premium Capacitor Start & Run (C.S.R.) 2-pole motor design, generating optimal locked-rotor torque (21.0A LRA) to ensure reliable cold starts under high static differential pressures.
  • Heavy-Duty Low Back Pressure Optimization: Purpose-built for R404A commercial freezing systems, leveraging a massive 18.00 cc displacement mechanism to maintain stable mass flow rates down to a $-40^\circ\text{C}$ evaporating threshold.
  • Comprehensive OEM Thermal Security: Equipped with an integrated external 3/4" KME664-2/C automatic reset thermal overload protector to safeguard the stator windings against locked-rotor phase degradation.

Kulthorn Kirby AE2432ZK Reciprocating Hermetic Compressor

The Kulthorn AE2432ZK is a commercial-grade, high-efficiency hermetic reciprocating compressor manufactured by Kulthorn Kirby, tailored explicitly for Low Back Pressure (LBP) refrigeration environments. Engineered to handle R404A refrigerant capacities, this 5/8 HP compressor incorporates an extensive 18.00 cc cylinder displacement to output a nominal cooling capacity of 774 Watts (2,641 BTU/Hr) under standard ASHRAE testing profiles. Operating on a 220-240V 50Hz single-phase electrical supply grid, the AE2432ZK utilizes a dual-capacitor (CSR) motor design that significantly lowers running power demands (660W input) and improves the continuous Coefficient of Performance (COP) across industrial display cases, deep freezers, and commercial ice machines.

Technical Specifications

Engineering Parameter Technical Specification Value
Brand / Manufacturer Kulthorn Kirby (Thailand)
Model Number AE2432ZK (BOM ID: 17N-A0)
Nominal Horsepower 5/8 HP
Application Classification LBP (Low Back Pressure)
Evaporating Temp. Range $-40.0^\circ\text{C}$ to $-12.2^\circ\text{C}$ ($-40.0^\circ\text{F}$ to $10.0^\circ\text{F}$)
Refrigerant Compatibility R404A
Cylinder Displacement 18.00 cc
ASHRAE Cooling Capacity 774 Watts / 2,641 BTU/Hr / 666 Kcal/Hr
Rated Electrical Inputs 220-240V AC / 50 Hz / 1 Phase (Voltage Range: 187V - 264V)
Nominal Power / Amperage Input Power: 660W | Rated Load Amps (RLA): 3.30A | Locked Rotor Amps (LRA): 21.0A
Motor & Drive Properties C.S.R. (Capacitor Start & Run) | 2-Pole | 2,850 RPM
Winding Resistance (at 25°C) Run Winding: 3.26 Ω | Start Winding: 8.56 Ω
Lubricant Specifications Polyolester Oil (POE) | Initial Charge Volume: 437 cc
Net Operational Weight 12.69 Kg (Bare Motor-Compressor Shell with Internal POE Oil)

Application Matrix & Industrial Use Cases

Deployment Environment Engineering Integration Function System Level Payoff
Commercial Display Freezers Maintains steady evaporator line pressures down to $-25^\circ\text{C}$ to preserve frozen retail food blocks. High volumetric flow rates guarantee swift pulling-down response times after scheduled defrost routines.
Industrial Ice Cubing Equipment Drives fast heat-rejection cycles through dense multi-row evaporator plate grids. The heavy-duty CSR starter relay handles rapid cyclic motor engagements without localized winding fatigue.
Deep-Freezing Storage Vaults Deploys as an independent outdoor condensing unit module handling low evaporating limits. Class B/F insulation coupled with continuous POE lubrication resists breakdown from liquid slugging.

Quick Insights: CSR Motor Diagnostics & Capacity Slip Tool

For Refrigeration Technicians: Input field multimeter metrics to cross-verify winding deviation profiles and estimate structural cooling capacity performance across fluctuating low-temperature limits.

Commissioning & Electrical Troubleshooting FAQ

Q1: What are the specific terminal pin identification steps and electrical layout mapping rules for this CSR motor assembly?

A1: The AE2432ZK features a triangular terminal block configuration beneath its protective terminal cover. Measure cross-pin resistance to map the assignments: the highest ohm reading across any pair pinpoints the Run and Start leads, indicating the remaining terminal is Common (C). The lower reading from Common isolates the Run winding pin (R, nominal 3.26 Ω), whereas the higher path isolates the Start winding pin (S, nominal 8.56 Ω). Ensure the 43-52 µF Start Capacitor and the 15 µF Run Capacitor are integrated exactly according to standard CSR serial wiring schematics.

Q2: Why is the compressor body drawing excessive current and tripping the 3/4" thermal overload protector during initial startup loops?

A2: This electrical behavior points to a failure to transition away from the starting circuit. It is caused by either a mechanical seizure, low line voltages dropping below the 187V threshold, a blown 43-52 µF start capacitor, or a sticky current relay (Model KME682-13NT). If the starter relay contact points remain welded closed, the high-amperage start winding remains continuous, heating the bi-metal strip inside the KME664-2/C overload protector and causing an electrical trip.

Q3: What process rules govern oil tracking and handling if an existing compressor burning out contaminates the refrigeration system?

A3: The AE2432ZK is pre-charged with 437 cc of Polyolester (POE) oil. POE oil is highly hygroscopic, absorbing environmental moisture rapidly if left uncapped. If replacing a compressor after a severe insulation burn-out, perform a complete circuit nitrogen flush and change the liquid line filter-drier core. Residual acidic elements or oxidized moisture left in the system will quickly degrade the fresh POE charge, leading to premature copper-plating and mechanical cylinder failure.

Cross-Reference Guide

The KULTHORN AE2432ZK utilizes standardized industrial footprints. When performing emergency swap-outs or re-engineering obsolete commercial freezing racks, verify equivalent 18.00 cc displacement single-phase profiles with the following cross-reference data:

Equivalent Configurations Interchange Compatibility Status Critical Mechanical & Electrical Verifications
Tecumseh AE4430Z / AE2425Z LBP Series Functional Alternative Structural Match Verify exact physical height clearance envelope and base mounting rubber grommet spacings before line brazing.
Embraco NEK2130GK / NT2130GK R404A Range Thermodynamic Capacity Equivalence Ensure the replacement platform can drive high-torque CSR operations to match active expansion valve demands.

About Koeed Automation

Expert Supply Solutions for Global Industrial Electronics

At Koeed.com, we are professional architects of the industrial electronics supply chain. We specialize in providing high-performance PLCs, HMIs, Servo Motors, Drives, and Converters to ensure that modern manufacturing operations remain efficient, reliable, and future-proof in 2026’s competitive landscape.

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We source only 100% authentic industrial hardware from global category leaders. Every component undergoes a rigorous verification process to meet Industry 4.0 reliability standards.

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Our experts provide more than just parts; we offer technical insight. We assist in complex product selection and compatibility audits for both legacy system upgrades and new installations.

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Strategic Global Portfolio: Siemens, Omron, FANUC, Schneider Electric, Mitsubishi, Yaskawa, Allen-Bradley, and other elite industrial brands.

Supporting your vision for a smarter, more efficient industrial future.

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Important

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International shipping - items may be subject to customs processing depending on the item's customs value.
Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:

  • Delays from customs inspection.
  • Import duties and taxes which buyers must pay.
  • Brokerage fees payable at the point of delivery.

Shipping Policy

Global Delivery

We ship to customers all over the world. Our primary logistics providers are DHL, UPS, TNT, FedEx, and EMS.

Processing Time

All orders are processed within 72 hours of purchase. Please note that this applies to business days only.

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Shipping charges for your order will be calculated and displayed at checkout. Delivery estimates are within 7-14 days. Please note that these shipping times are only estimates and unfortunately, cannot be guaranteed.

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We take every reasonable precaution to ensure that products are not damaged. If the item is damaged in transit, please immediately contact us. We are not liable for any products damaged or lost during shipping. If you received your order damaged, please contact the shipment carrier to file a claim. Please save all packaging materials and damaged goods before filing a claim.

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Please verify you have the correct shipping address on your order PRIOR to making payment as this is the address we will ship to.

Return Policy

For more information, visit our Return Policy page.

International shipping - items may be subject to customs processing depending on the item's customs value.

Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:
• Delays from customs inspection.
• Import duties and taxes which buyers must pay.
• Brokerage fees payable at the point of delivery.

Contact Us

If you have any questions about your order, please contact us at moritta@koeed.com.

Return Policy

Return and Refund Policy

We want you to be completely satisfied with your purchase on our store. If for any reason you are not entirely satisfied, we're here to help!

Returns

You have a generous 30 calendar days to return an item from the date you received it. To be eligible for a return, ensure the item is in its original, unworn, and unused condition with tags and packaging intact. Retain your receipt or proof of purchase for eligibility. Please note that certain items are non-returnable like perishables, custom products, personal care goods, hazardous materials, flammable liquids, and gases. Reach out for clarifications on specific items.

Return Process

Commence the return process by reaching out to us at moritta@koeed.com. Upon approval, we will furnish you with a return shipping label and detailed instructions for dispatching your package. Unnotified returns will not be accepted.

Damages and Issues

Kindly review your order upon delivery. Notify us promptly if it arrives defective, damaged, or incorrect. We will address the matter swiftly.

Exchanges

Facilitate a swift exchange by returning the original item once approved and making a new purchase.

EU 14-Day Cooling Off Period

EU-bound shipments allow a 14-day cancellation or return period without justification. Conditions mirror standard returns.

Refunds

Upon receiving and inspecting your return, we’ll inform you of the refund status. Approved refunds are automatically processed within 10 business days via the initial payment method. Allow time for financial institutions to finalize the refund. For delays exceeding 15 business days post-approval, contact us at moritta@koeed.com.

Shipping

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Contact Us

If you have any questions on how to return your item to us, feel free to contact us at moritta@koeed.com.

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