Using vfd on air compressor when compressor shuts off after reaching correct pressure we are getting error code oc-d can someone help?

It is an over current code google VFD codes try to lower frequency setting below 60hz your VFD should be twice the size of your motor

Why am i getting oc-r when i try to start my motor? 230v 3-phase, 5hp, 17 amps. i have the 10hp drive rated for 50 amps.

Maybe the load on the device behind your VFD is overloaded,

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

VFD 7.5KW 10HP 220V 1 or 3 Phase Input 3 Phase 0-400HZ Output 50A Variable Frequency Drive Controller Inverter Converter for CNC Motor Speed Control and Spindle

Product ID: 367215964

Details

Brand
HKS
Model Name
7.5KW
Power Source
AC Powered
Recommended Uses For Product
Compressor CNC
Wattage
7.5 KW

⚡7.5KW Power Output

🔄0-400Hz Variable Frequency Range

🔌1 or 3 Phase Input Flexibility

NZ$839

Duties & taxes included

In stock

Sold byAmazon New ZealandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to New Zealand.

Secure transaction

Description

⚙️ Power your precision with silent strength — the VFD that keeps your CNC game sharp!

BUILT IN SAFETY SUITE - Comprehensive protections including overload, overvoltage, stall, and short circuit ensure uninterrupted, worry-free operation.
POWERHOUSE PERFORMANCE - Delivers a robust 7.5KW (10HP) output to handle demanding CNC and spindle motor tasks with ease.
WHISPER QUIET EFFICIENCY - Advanced PWM technology and smart cooling design minimize noise and electromagnetic interference for a professional environment.
ULTIMATE FREQUENCY CONTROL - Adjust motor speed seamlessly from 0 to 400Hz for precision machining and optimized workflow.
VERSATILE INPUT COMPATIBILITY - Supports both single-phase and three-phase 220V inputs, adapting effortlessly to your power setup.

The HKS 7.5KW Variable Frequency Drive offers flexible 1 or 3 phase 220V input and delivers a stable 3-phase output with a wide 0-400Hz frequency range. Designed for CNC motors and spindle speed control, it features vector control inverter technology, multiple built-in protections, and low noise operation, making it an essential upgrade for professionals seeking reliable, precise motor management.

Specifications

ASIN	B09C5P3RB5
Antenna Location	Compressor, CNC router, Spindle motor, Grinder
Best Sellers Rank	#65,965 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #33 in Motor Drives #312 in Power Tool Battery Converters
Brand	HKS
Color	Black
Customer Reviews	4.0 4.0 out of 5 stars (62)
Electrical Output Waveform	Pure Sine Wave
Energy Specifications Met	UL, CE
Frequency	400 hertz
Input Voltage	220 volts
Inverter Capacity Volt-Amp	11000
Item Dimensions L x W x H	5"L x 5"W x 5"H
Manufacturer	HKS-AISAICON
Mfr Part Number	A2 TYPE
Model Name	7.5KW
Model Number	HKS-*
Number of Items	1
Number of Outlets	1
Output Power	7.5 KW
Output Voltage	220 volts
Peak Output Power Watts	11250
Power Source	AC Powered
Standby Power Shutoff	90
Unit Count	1 Count
Warranty Description	NO
Wattage	7.5 KW

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.