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3G Electric
RANCO A22-2451 Constant Differential Defrost Control - Constant Differential Defrost Controls
RANCOConstant Differential Defrost Controls

RANCO A22-2451 Constant Differential Defrost Control

The RANCO A22-2451 is a constant differential defrost cycle control with SPDT switching, featuring a 46°F cold-off and 81°F warm-on setpoint. This industrial control operates at 277V AC and is designed for defrost…

SKU 3G-OTH-67352

Also listed as: A222451 · A22 2451

Brand
RANCO
Item
A22-2451 Constant Differential Defrost Control
Part Number
A22-2451
Category
Constant Differential Defrost Controls
Available to Order
Also known as:A22-2451RANCO
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Phone
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Technical Specifications

RANCO
Manufacturer Part Number
A22-2451
Voltage
277V AC

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RANCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RANCO A22-2451 is a constant differential defrost cycle control with SPDT switching, featuring a 46°F cold-off and 81°F warm-on setpoint. This industrial control operates at 277V AC and is designed for defrost cycle management in refrigeration systems.

Frequently Asked Questions

What is the RANCO A22-2451 defrost cycle control used for?

The RANCO A22-2451 is a constant differential defrost cycle control used in commercial and industrial refrigeration systems. It manages defrost cycles by switching off at 46°F cold and on at 81°F warm, ensuring efficient frost removal and system reliability.

What are the specifications of the RANCO A22-2451?

The RANCO A22-2451 is a constant differential defrost control with SPDT switching. It operates at 277V AC, with a cold-off setpoint of 46°F and a warm-on setpoint of 81°F. The manufacturer part number is A22-2451.

Where to buy the RANCO A22-2451 worldwide?

3G Electric supplies the RANCO A22-2451 defrost cycle control to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this industrial refrigeration component.

How to install the RANCO A22-2451 defrost control?

Install the RANCO A22-2451 by mounting it securely in the refrigeration control panel and wiring the SPDT contacts per the system schematic. Ensure the 277V AC supply is disconnected during installation. Follow standard refrigeration control best practices for setpoint adjustment.

Used in

Common applications for RANCO
Commercial refrigeration — RANCO P30-3801 lube oil pressure control on Copeland compressors with 240V AC input and alarm circuit
Supermarket refrigeration racks — RANCO A30-2210 constant differential defrost control with 30°F cold-off and 42°F warm-on at 120V AC
Walk-in freezers and coolers — RANCO A30-261 defrost control with 32°F cold-off and 61°F warm-on at 277V AC
Packaged HVAC units — RANCO A22-2451 SPDT defrost control with 46°F cold-off and 81°F warm-on at 277V AC
Industrial process cooling — RANCO P30-5827 lube oil pressure control with 0–350 psi range and 120-second delay
Ice machines and display cases — RANCO A30-180 defrost control with -4°F cold-off and 38°F warm-on at 120/240V AC
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RANCO Products

3G Electric supplies RANCO constant differential defrost controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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