Security

🛡️ Safety & Security Guidelines 🛡️

⚠️ High Voltage Safety

Electrical Protection Requirements 🔌 Main Circuit Breaker (MCB) Rating: 6A Type C Short circuit protection Overload protection ⚡ Residual Current Circuit Breaker (RCCB) Rating: 30mA sensitivity Protection against electric shock Essential for wet environments 🔬 Fuses 6A rated fuses for each circuit Fast-blow type recommended Must be properly sized

🧰 Professional Installation

⚡ DANGER: Installation must be performed by a licensed electrician who:

• 📜 Understands local electrical codes
• 🔧 Has proper tools and equipment
• 🛡️ Knows safety procedures
• 📝 Can provide certification

🔒 Safety Equipment

Equipment	Specification	Usage
⚡ Insulated Gloves	Class 0 (1000V)	When working with live circuits
👓 Safety Goggles	ANSI Z87.1	During drilling and soldering
😷 Respirator	N95 or better	When soldering or drilling
🥾 Insulated Footwear	EH (Electrical Hazard) rated	During installation

🔨 Tool Safety

Soldering Safety

• 🌡️ Use temperature-controlled iron
• 🌬️ Work in well-ventilated area
• ☣️ Use lead-free solder when possible
• 🧤 Never touch the heating element
• 🧪 Wash hands after handling lead solder
• 🧷 Use proper holding tools

Power Tools Safety

• 📏 Measure twice, drill once
• 🔌 Unplug tools when not in use
• 🛑 Stop if drill bit gets hot
• 👀 Keep work area clear
• 🧹 Clean up debris immediately

💧 Water Safety

Critical Precautions 📦 Use IP67 or better enclosures 🚰 Keep electronics away from water 💦 Use drip loops on all cables 🔌 Use GFCI-protected outlets 🛡️ Double-insulate all connections

🔋 Battery Safety

DS3231 RTC Coin Cell

• 🔋 Use CR2032 3V lithium cell only
• ⚡ Install with correct polarity
• ♻️ Dispose of old batteries properly
• 🚫 Never force the battery holder
• 📝 Mark installation date

📦 Enclosure Modification

Working with PVC/ABS Boxes

1. 📏 Measure and mark carefully
2. 🔄 Start with pilot holes
3. 🛠️ Use step drill bits
4. 🧹 Clean edges properly
5. 💪 Don't over-tighten screws
6. ✅ Test fit before final mount

🛠️ Required Tools

Category	Tools	Usage
Electrical	- Multimeter - Wire stripper - Crimping tool	Testing and wiring
Mechanical	- Drill and bits - Screwdrivers - Level	Mounting and assembly
Soldering	- Soldering station - Helping hands - Solder sucker	Circuit assembly

⚡ Emergency Procedures

In Case of Emergency:

1. 🔌 Turn off main power immediately
2. 🚑 Call emergency services if needed
3. 🧯 Have a fire extinguisher ready (Type C)
4. 📝 Document any incidents
5. ⚕️ Know first aid for electrical burns

📝 Final Checklist

□ All connections properly insulated
□ RCCB and MCB installed and tested
□ Drip loops on all cables
□ Enclosure properly sealed
□ Ground connections verified
□ All screws properly tightened
□ Emergency shutoff accessible
□ Warning labels in place
□ Documentation complete
□ Safety equipment available

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⚠️ Remember: When in doubt, consult a professional! ⚠️

Safety is not expensive, it's priceless.