Rittal DK 7979.722 Overvoltage Module - Type 3
Part Number: 7979722
Manufacturer
Rittal
Part number
7979722
Category
Alt Part Number
DK 7979.722
Quick Summary
Rittal DK 7979.722 Overvoltage Protection Module is a compact Type 3 surge protector designed to shield terminal equipment mounted on enclosure frames. Engineers often grapple with protecting sensitive hardware from surges while keeping installation simple and fast. CE compliance under the Low Voltage Directive and IEC 61643-11 surge protection standards underpin reliable safety, while the alarm contact adds diagnostic visibility. Used in industrial control panels and power distribution networks, this module delivers a ready-to-connect solution that accelerates commissioning and reduces wiring errors, translating to lower lifecycle costs.
Product Information
Extended Description
7979722 Rittal: DK surge voltage protector module, for terminal unit protection (type 3) with alarm contact, for fastening to the enclosure frame, rated power: 7.4 kW, rated current: 32 A, 1~, connection type: CEE connector/coupling, connection cable / length: H05VV F3G4.0 / 1 m, extruded aluminium section, anodised, RAL 9005, incl. assembly parts, DK surge voltage protector module
Article number
DK 7979.722
Design
Overvoltage protection type 3
Product description
Compact overvoltage protection module for protecting terminal equipment (type 3) with alarm contact, for mounting on the enclosure frame. The modules are used to protect sensitive hardware and represent the third or final stage in the overvoltage protection chain. Additionally, other type 1 or type 2 overvoltage protective devices must be present in the building installation or power distribution system.
Benefits
Fully wired overvoltage protection solution, ready to connect and use immediately
Material
Extruded aluminium section, anodised
Colour
RAL 9005
Supply includes
Assembly parts
Power consumption
7.4 kW
Type of electrical connection
CEE connector/coupling
Rated current (max.)
32 A
Directives
Low Voltage Directive 2014/35/EU
Standards
IEC 61 643-11
Dimensions
Width:Â 44 mm | Height:Â 75 mm | Length:Â 250 mm
Input cable connection (type/length)
H05VV-F3G4.0, 1 m
Output cable connection (type/length)
H05VV-F3G4.0, 1 m
Packs of
1 pc(s).
Weight/pack
3.28 kg
Customs tariff number
85366990
EAN
4028177948532
ETIM 9
EC000942
ECLASS 8.0
27130806
Product description
DK surge voltage protector module, for terminal unit protection (type 3) with alarm contact, for fastening to the enclosure frame, rated power: 7.4 kW, rated current: 32 A, 1~, connection type: CEE connector/coupling, connection cable / length: H05VV F3G4.0 / 1 m, extruded aluminium section, anodised, RAL 9005, incl. assembly parts, DK surge voltage protector module
Fully wired, ready-to-connect design simplifies installation and reduces commissioning time, cutting labor costs and wiring mistakes during enclosure-frame upgrades. This DK 7979.722 provides a complete surge protection solution, so technicians can deploy quickly on day one in control cabinets. Type 3 protection at the final stage ensures sensitive electronics are safeguarded against residual surges from building distribution, and it can be paired with Type 1 or Type 2 devices to form a robust protection chain. The robust mechanical and electrical integration features an extruded aluminium anodised housing with a compact footprint, CEE connector, and 1 m input and 1 m output cables for flexible routing. Dimensions of 44 mm width x 75 mm height x 250 mm length optimize enclosure frame utilization while maintaining durability. Compliance and signaling are reinforced by CE under the Low Voltage Directive and IEC 61643-11 standards, with an alarm contact enabling remote fault monitoring. Assembly parts are included to streamline procurement and faster field deployment, delivering a clear return on investment for panel builders and machine manufacturers.
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FAQs
Install the DK 7979.722 on the enclosure frame using the supplied assembly parts. Align the module, secure it to the frame, and connect the input and output cables with the CEE connector. Use the included 1 m H05VV-F cables for both inlet and outlet runs, ensuring clearance for heat dissipation and easy access to alarm terminals.
The module provides overvoltage protection type 3 as the final stage in the protection chain. It supports a maximum current of 32 A and a rated power of 7.4 kW. It uses a single-phase connection (1~) with a CEE connector, and requires other Type 1 or Type 2 devices in the installation to complete the protection scheme.
Yes. The DK 7979.722 carries CE marking under the Low Voltage Directive 2014/35/EU and complies with IEC 61643-11 surge protection standards. These certifications ensure safety, electrical performance, and compliance within industrial automation and power distribution systems.
The module has dimensions of Width 44 mm, Height 75 mm, Length 250 mm. Input and output connections use H05VV-F3G4.0 cables, each 1 m long, terminated with a CEE connector/coupling. It features an extruded aluminium section anodised inRAL 9005 and ships with assembly parts for quick mounting.
By providing a fully wired, ready-to-connect surge protection solution with an alarm contact, it reduces commissioning time, minimizes wiring errors, and enhances fault visibility. This translates to lower installation costs, improved uptime in industrial automation applications, and easier compliance verification for power distribution projects.