Motor Nameplate Fully Explained — All 22 Topics | Motor 116-M Refinery Pump Complete Guide

Welcome to the most complete Motor Nameplate
explanation video on YouTube.

In this video we read and explain every single
value, code, and specification on a real
industrial motor nameplate from a Refinery Pump
Motor — Motor 116-M.

This is a HYUNDAI 3 Phase Induction Motor
installed in a real petroleum refinery.

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🔴 SERIES 1 — BASIC ELECTRICAL
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✅ 400HP / 300KW — HP vs KW difference
✅ 3300V — Why medium voltage
✅ 64.7A — Full load current
✅ 50Hz — Frequency and speed effect
✅ Power Factor 0.85 — What it costs
✅ Efficiency 95.5% — How to calculate

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🟠 SERIES 2 — MOTOR CONSTRUCTION
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✅ Squirrel Cage Rotor — How it works
✅ IEC Frame 355 — What it means
✅ 4 Pole Motor — Speed formula
✅ 1485 RPM — Motor slip explained

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🟡 SERIES 3 — PROTECTION AND SAFETY
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✅ IP55 — Full IP rating IP00 to IP69K
✅ EXnA IIC T3 — Hazardous area decoded
✅ Insulation Class F — Class A to H
✅ Ambient 55°C vs Temperature Rise Class B
✅ Service Factor 1.0 — What it means

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🟢 SERIES 4 — MAINTENANCE
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✅ Bearing 6322 C3 — How to read any bearing
✅ C3 Clearance — Why motors need it
✅ Insulated Bearing VL — Shaft current protection
✅ Space Heater 250V 0.2KW — Purpose and wiring
✅ Shell Gadus S2 V100 3 — 250G every 12 months

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🔵 SERIES 5 — ADVANCED TOPICS
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✅ Code Letter G — Starting current calculation
✅ Duty Rating S1 — Continuous operation

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📋 MOTOR DETAILS
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Tag Number : Motor 116-M
Service : Refinery Pump
Manufacturer : Hyundai
Power : 400HP / 300KW
Voltage : 3300V
Current : 64.7A
Frequency : 50Hz
Poles : 4P
Speed : 1485 RPM
Frame : 355
Rotor : Squirrel Cage
Protection : IP55
Hazardous : EXnA IIC T3
Insulation : Class F
Ambient : 55°C
Efficiency : 95.5%
Power Factor : 0.85
Bearing DE : 6322 C3
Bearing NDE : 6322 C3 VL
Space Heater : 1PH 250V 0.2KW
Weight : 3600 KG
Code Letter : G
Duty Rating : S1
Manufactured : January 2016
Serial No : 20151263RMH938001
Lubricant : Shell Gadus S2 V100 3
Grease : 250G every 12 months

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👥 WHO IS THIS VIDEO FOR
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
⚙️ Electrical Engineers
⚙️ Mechanical Engineers
⚙️ Instrument Technicians
⚙️ Maintenance Technicians
⚙️ Plant Operators
⚙️ Engineering Students
⚙️ Anyone working in Oil Gas
Petrochemical and Refinery

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📂 COMPLETE PLAYLIST
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Watch all 22 videos in order:
Motor Nameplate Explained —
Complete Guide for Engineers
[Playlist Link Here]

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⏱️ TIMESTAMPS
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00:00 Introduction
00:30 Motor Tag and Service
01:00 Manufacturer and Motor Type
01:30 HP and KW
02:00 Voltage 3300V
02:30 Full Load Current
03:00 Frequency 50Hz
03:30 Frame Size and Rotor Type
04:00 Motor Poles and Speed
04:30 Motor Slip
05:00 IP Rating IP55
05:30 Hazardous Area EXnA IIC T3
06:00 Insulation Class F
06:30 Ambient and Temperature Rise
07:00 Service Factor
07:30 Efficiency and Power Factor
08:00 Bearing Numbers
08:30 C3 Clearance
09:00 Insulated Bearing VL
09:30 Space Heater
10:00 Weight and Code Letter
10:30 Greasing Specification
11:00 Duty Rating S1
11:30 Summary and Conclusion

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⚠️ DISCLAIMER
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The information provided in this video is
for educational and general knowledge
purposes only.

All explanations are based on standard
IEC and NEMA nameplate data for learning
and training awareness purposes only.

This content does not replace:
— Official manufacturer manuals
— Site specific engineering procedures
— Certified electrical safety training
— Company approved maintenance practices
— Hazardous area certification training
— LOTO and PTW procedures

Always follow your plant safety procedures,
PTW (Permit to Work) system, and local
electrical regulations before performing
any work on motors or electrical equipment.

Hazardous area and explosion protection
work must only be performed by certified
and competent personnel with proper
engineering supervision.

The creator of this channel takes no
responsibility for any damage, injury,
or loss resulting from the application
of information shown in this video.

When in doubt — always consult a qualified
engineer or refer to the original equipment
manufacturer documentation.

Stay safe. Work smart. Keep learning.
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#motornameplate #inductionmotor
#electricalengineering #maintenance
#refinery #hyundaimotor #IP55
#hazardousarea #bearings #motor116M

Видео Motor Nameplate Fully Explained — All 22 Topics | Motor 116-M Refinery Pump Complete Guide канала Electrical O&M