Signal Control Cabinet
- Material : 304 stainless steel, sheet thickness ≥ 2mm, surface anti-rust treatment, color RAL K7 9010 (off-white matte).
- Power Input : AC220V±20%, frequency 50Hz±2Hz, equipped with overload/short circuit protection switch (32A main switch + 5A independent socket switch).
- Cooling by design : Fanless cooling, adaptable to -30℃~70℃ environment, built-in temperature and humidity sensor to link fan/air conditioner.
-
Protection level :
IP55 (conventional environment) or IP66 (explosion-proof environment), elastic sealing pad is used for door gap.
- INTRODUCTION
- SPECIFICATION
- RELATED
- INQUIRY
Signal Control Cabinet System
Centralized control unit for industrial signal processing & distribution, compliant with IEC 61439 and NEMA ICS 6 standards. Designed for reliable operation in harsh environments with 99.9% signal integrity.
1. Cabinet Structure
Enclosure Specifications
► Material: Powder-coated steel (2mm thickness)
► Protection: IP54 (Outdoor)/ IP65 (Dusty environments)
► Dimensions: 800×600×200mm (W×H×D) standard
► Cable Entry: Bottom/Top entry with PG glands
Internal Components
| Component | Specification |
|---|---|
| Terminal Blocks | Spring-clamp type (0.2-4mm² wire range) |
| Relays | 24VDC/5A SPDT (EN 61810-1 certified) |
| PLC Interface | DIN-rail mounted with RS-485/ Ethernet |
2. Functional Features
Signal Processing
● Analog I/O: 4-20mA/0-10V (16-bit resolution)
● Digital I/O: 24VDC isolated channels
● Signal Conversion: RTD/TC to 4-20mA
Safety Mechanisms
► Surge Protection: 20kA SPD per circuit (IEC 61643-11)
► EMI Filtering: 30dB attenuation @ 10MHz-1GHz
► Grounding: 4mm² copper busbar
3. Technical Parameters
| Parameter | Value |
|---|---|
| Operating Voltage | 24VDC/110VAC/230VAC (±15%) |
| Ambient Temperature | -25℃ to +55℃ (with derating above 40℃) |
| Relative Humidity | 5% to 95% (non-condensing) |
4. Typical Applications
Power Systems
▶ SCADA signal conditioning
▶ Circuit breaker status monitoring
Railway Signaling
▶ Track circuit interface
▶ Axle counter signal processing
5. Certifications & Standards
✓ UL 508A (Industrial Control Panels)
✓ CE EMC Directive 2014/30/EU
✓ EN 50121-4 (Railway applications)
| Parameter | Specification | Standard/Feature |
|---|---|---|
| Rated Voltage | AC 220V ±20% | GB25280-2016[3](@ref) |
| Operating Frequency | 50Hz ±2Hz | IEC 61010-2-201[1](@ref) |
| Protection Class | IP54 (Standard) IP66 (Optional) | NEMA 4X equivalent[1,3](@ref) |
| Material | 2mm Stainless Steel | Corrosion-resistant[3](@ref) |
| Temperature Range | -30℃ to +70℃ | Fanless design[3](@ref) |
| Power Input | Dual 10/100/1000Mbps 32A Circuit Breaker | Hot-swappable PSU[1](@ref) |
| Safety Features |
| GB25280-2016[3](@ref) |
Key Technical Specifications:
Wiring System:
Copper conductors (40A capacity for ground)[3](@ref)
Separate channels for power/signal cables[3](@ref)
Communication Protocols: Modbus RTU/TCP, PROFINET[1](@ref)
Door Design: 120° opening angle with security lock[3](@ref)
Certifications: CE, UL 61010-2-201, RoHS[1,3](@ref)
Special Features:
Integrated documentation storage (A4 size)[3](@ref)
Color-coded wiring with heat-shrink labels[1](@ref)
Tested insulation resistance: ≥10MΩ[3](@ref)
* All values verified under 25℃ ambient temperature[1](@ref)
** Optional remote monitoring available[1](@ref)
† 3-year warranty for industrial use
