Generator Sets•CAT

CAT DE22E3 Diesel Generator Set (20/22 kVA)

Compact 20 kVA Prime / 22 kVA Standby (16 / 17.6 kW) three-phase diesel generator set powered by the Cat C2.2 engine with a 66 L integral fuel tank.

  • 50 Hz Standby Power22.0kVA 17.6kW
  • 60 Hz Standby Power25.0 kVA 20.0kW
  • Standby Power (ESP)22.0 kVA / 17.6 kW

Verified Prior to Quotation. Fitment and configuration are cross-checked against your equipment serial number.

Technical Overview

About CAT DE22E3 Diesel Generator Set (20/22 kVA)

The Caterpillar DE22E3 diesel generator set provides dependable prime and standby power for telecom sites, retail facilities, commercial buildings, and small workshops. Available in open skid-mounted or weatherproof sound-attenuated canopy configurations.

Standard Package Equipment:

  • Water-cooled Caterpillar C2.2 diesel engine operating at 1500 RPM (50 Hz).
  • Brushless self-excited synchronous alternator with Class H insulation and AVR.
  • Digital microprocessor control panel (EMCP 4.1 / PowerWizard) with full engine and electrical protection.
  • Heavy-duty fabricated steel skid base with integral 66 L fuel tank (over 12 hours runtime at 75% load).
  • Industrial exhaust silencer and flexible bellows kit.

Producing reliable power 22.0 kVA at 50 Hz, our C2.2 diesel generator set designed to ISO 8528-5 transient response requirements. DE22E3 generator set is EU Stage IIIA emissions compliant.

Engine Features

  • Reliable, rugged, durable design
  • Field-proven in thousands of applications worldwide
  • Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight

Alternator Features

  • Superior motor starting capability minimizes need for oversizing alternator
  • Designed to match performance and output characteristics of Cat diesel engines
  • Robust Class H insulation

Control Panel

  • User-friendly interface and navigation
  • Scalable system to meet a wide range of installation requirement
  • Expansion modules and site-specific programming for specific customer requirements

Supply Assurance

MSDD Engine Standards

01
Genuine Quality & Fitment Check

We verify fitment by engine nameplate and serial number, with pre-shipment photos of original packaging.

02
Direct Export Logistics

Direct dispatch from our Chongqing hub for industrial fleets, power plants, and service centers.

03
Locked Commercial Terms

Unit price, completeness, export crating, and lead time are confirmed before invoicing.

Technical Data

Specifications

Reference parameters for engineering selection; exact arrangement details are confirmed prior to shipment. Manufacturer names and part numbers are used for identification reference only.

Additional Parameters
Model / CodeC2.2 | DE22E3
BrandCAT (Caterpillar)
Minimum Rating16.0kW
Maximum Rating17.6kW
50 Hz Prime Power20.0kVA 16.0kW
50 Hz Standby Power22.0kVA 17.6kW
60 Hz Prime Power22.5 kVA 18.0kW
60 Hz Standby Power25.0 kVA 20.0kW
Rated Speed1500 rpm
Emissions StandardEU Stage IIIA
Standby Power (ESP, 50 Hz)22.0 kVA / 17.6 kW
Prime Power (PRP, 50 Hz)20.0 kVA / 16.0 kW
Voltage / Frequency400/230 V / 50 Hz (3-Phase)
Engine ModelCaterpillar C2.2 (L4, 2.216 L)
Fuel Consumption (100% / 75% / 50%)5.4 / 4.0 / 2.9 L/h
Fuel Tank Capacity66 L
Control PanelEMCP 4.1 / PowerWizard 1.1
Open Set Dimensions (L × W × H)1500 × 620 × 1115 mm (434 kg)
Canopy Set Dimensions (L × W × H)1704 × 874 × 1261 mm (618 kg)
Sound Pressure Level (Canopy)68 dBA @ 7 m
Compatible ModelsC2.2

Engineering Advantage

Why Specify CAT DE22E3 Diesel Generator Set (20/22 kVA)

01

Prime (PRP) and Standby (ESP) ratings are sized to your actual load profile and motor starting currents.

02

Electrical parameters are confirmed before quotation: voltage, frequency, controller model, and paralleling or ATS gear.

03

Enclosure format is matched to your site: open skid, soundproof canopy, or containerized package with climate protection.

04

Site altitude, ambient temperature derating, and acoustic limits are engineered into the configuration.

05

Lead time, export crating, and international shipping terms (FOB, CIF, DAP) are fixed prior to order confirmation.

Applications

Typical Applications

Designed for reliable prime and standby power across industrial facilities and critical infrastructure. Enclosure and switchgear are configured to your site.

Logistics & Packaging

Delivery Terms

Quantity, export packaging, gross weight, and dispatch lead time are confirmed in your formal quotation.

Packaging
Export-grade protective packaging
Unit Weight
618 kg
Minimum Order
1 unit / per enquiry
Lead Time
Confirmed prior to order

Before You Order

Frequently Asked Questions

What technical details are required for sizing and quotation?

Please specify your required power output (kW/kVA), operating duty (Prime or Standby), ambient conditions (altitude and temperature), voltage/frequency, and destination country.

Can the configuration and scope of supply be customized?

Yes. Cooling packages, flywheel housings, control panels, canopies, and ATS switchgear are confirmed to match your application prior to quotation.

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