Siemens Circuit breaker 3VA2 IEC frame, 630 b/capacity, 3-pole

Product Overview

Circuit breaker 3VA2 IEC Frame 630 breaking capacity class M Icu=55 kA @ 415 V 3-pole, line protection ETU860, LSIG, In=630 A overload protection Ir=250 A...630 A short-circuit protection Isd=0.6..9x In, Ii=1.5..9x In neutral conductor protection optionally with external current transformer, up to 160% ground-fault protection, can be switched off Ig=0.2...1 x In, tg=0.05-0.8s nut keeper kit.

Article Number: 3VA2463-5KQ32-0AA0

Key Features:

Advanced ETU860 Trip Unit: Premium electronic protection system with comprehensive digital monitoring and control
LSIG Technology: Local, Status, Information, and Ground fault protection with advanced diagnostic capabilities
Ground Fault Protection: Integrated ground fault detection with adjustable settings (Ig=0.2...1 x In, tg=0.05-0.8s)
Dual Short-Circuit Protection: Two-stage short-circuit protection (Isd=0.6..9x In, Ii=1.5..9x In) for optimal selectivity
High Current Rating: 630A nominal current capacity for heavy-duty industrial applications
Frame 630: Heavy-duty IEC Frame 630 construction for maximum performance and reliability
Neutral Protection: Optional neutral conductor monitoring with external current transformer capability
Switchable Functions: Ground fault protection can be disabled when not required for application flexibility

Technical Specifications:

Frame Size: IEC Frame 630
Pole Configuration: 3-pole
Breaking Capacity: Class M, Icu=55 kA @ 415V
Nominal Current (In): 630A
Protection System: ETU860 electronic trip unit with LSIG
Overload Protection: Adjustable Ir=250A...630A
Short-Circuit Protection: Dual stage - Isd=0.6..9x In, Ii=1.5..9x In
Ground Fault Protection: Ig=0.2...1 x In, Time delay tg=0.05-0.8s
Neutral Protection: Optional with external current transformer, up to 160%
Net Weight: 5.246 kg
Packaging Dimensions: 165.00 x 265.00 x 170.00 mm
Quantity Unit: 1 Piece
EAN: 4042948807729
UPC: 804766432293
Country of Origin: Czech Republic

Product Benefits:

Comprehensive Protection: ETU860 provides complete electrical protection including ground fault detection
Maximum Safety: Ground fault protection prevents electrical hazards and equipment damage from earth faults
Flexible Configuration: Switchable ground fault function and optional neutral monitoring adapt to diverse applications
Dual Selectivity: Two-stage short-circuit protection enables optimal coordination in complex electrical systems
Advanced Diagnostics: LSIG technology provides extensive monitoring, status indication, and fault information
High Performance: 630A rating with 55 kA breaking capacity handles the most demanding industrial loads
Precision Control: Electronic trip unit delivers accurate, repeatable protection settings with digital reliability
Professional Grade: Frame 630 construction ensures reliable operation in harsh industrial environments
System Integration: Advanced electronic features support modern power management and monitoring systems
Made-to-Order Quality: Product class C ensures each unit meets specific application requirements

Applications: Premium protection device for critical high-current industrial electrical systems requiring comprehensive monitoring and ground fault protection. Essential for hospitals, data centers, manufacturing facilities, chemical plants, and commercial buildings where electrical safety is paramount. Ideal for main distribution switchboards, critical process equipment, emergency power systems, and applications requiring selective coordination with ground fault protection such as healthcare facilities, food processing plants, and facilities with sensitive electronic equipment.

Advanced Protection Features:

ETU860 Trip Unit: State-of-the-art electronic protection with comprehensive monitoring capabilities
Ground Fault Detection: Integrated earth fault protection prevents electrical hazards and equipment damage
LSIG Technology: Local indication, Status monitoring, Information display, and Ground fault protection
Dual Short-Circuit Stages: Isd (selective) and Ii (instantaneous) for optimal system coordination
Neutral Monitoring: Optional neutral conductor protection with external CT support up to 160%
Switchable Functions: Ground fault protection can be disabled for applications where not required

Electrical Specifications:

Nominal Current: 630A continuous rating
Electronic Protection: ETU860 with full protection suite
Overload Adjustment: Ir=250A to 630A (approximately 0.4 to 1.0 x In)
Selective Short-Circuit: Isd=0.6 to 9x In for downstream coordination
Instantaneous Short-Circuit: Ii=1.5 to 9x In for immediate fault clearing
Ground Fault Settings: Ig=0.2 to 1.0 x In with time delay tg=0.05 to 0.8 seconds
Breaking Capacity: Icu=55 kA @ 415V (Class M performance)

Ground Fault Protection:

Earth Fault Detection: Prevents electrical hazards from ground faults and insulation failures
Adjustable Sensitivity: Ig settings from 0.2 to 1.0 x In accommodate various system requirements
Time Delay Control: tg adjustment from 0.05 to 0.8s enables selective coordination
Switchable Function: Can be disabled when ground fault protection is not required
External CT Support: Optional neutral monitoring with external current transformer capability
Enhanced Safety: Critical protection for personnel safety and equipment preservation

Advanced Monitoring Features:

LSIG Technology: Comprehensive Local, Status, Information, and Ground fault monitoring
Digital Diagnostics: Electronic trip unit provides detailed operational and fault information
Status Indication: Real-time monitoring of protection system status and electrical parameters
Information Display: Comprehensive data for maintenance, troubleshooting, and system optimization
Professional Monitoring: Advanced features support predictive maintenance and system analysis

Installation Features:

Frame 630 Mounting: Professional-grade IEC Frame 630 for industrial switchgear installation
Nut Keeper Kit: Complete hardware package for secure mounting and maintenance access
Electronic Integration: ETU860 designed for seamless integration in modern electrical systems
Flexible Configuration: Optional features adapt to specific application requirements
Professional Construction: 5.246 kg weight indicates robust build quality for demanding applications

System Integration:

Advanced Electronics: ETU860 supports modern power management and monitoring systems
Communication Ready: Electronic platform prepared for advanced communication protocols
Data Logging: Electronic trip unit capabilities support system analysis and optimization
Coordination Support: Multiple protection stages enable complex selective coordination schemes
Future-Ready Technology: Electronic platform supports additional monitoring and communication modules

Compliance & Certifications:

Product Lifecycle: PM300: Active Product
RoHS Compliant: Since 01.04.2014
WEEE Directive: Take-back obligation applies
Export Control: AL: N / ECCN: 9N9999
Product Class: C - Manufactured to order, non-returnable

Classification Standards:

• eClass: 27-37-04-09
• ETIM: EC000228
• UNSPSC: 39-12-16-01

REACH Regulation Notice: This product includes articles containing substances from the REACH candidate list in concentrations higher than 0.1% weight by weight: Lead, Lead monoxide, Silicic acid lead salt, and 2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol. Based on current information, these substances do not pose risk when articles are used as intended, including disposal. Please refer to product documentation for additional details.

Download existing graphical data for this product:

Technical Datasheet (PDF)
ETU860 Programming and Settings Guide
LSIG Technology Manual
Ground Fault Protection Application Guide
Coordination Tables and Selectivity Charts
Installation Manual - Frame 630 Circuit Breakers
Additional Product Information