instruction manual - BHEL Bhopal

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{ÉÉ´É®ú ]ÅõÉÆºÉ¡òÉ¨ÉÇ®úºÉÇ B´ÉÆ Ê®úBC]õºÉÇ Eäò ºlÉÉ{ÉxÉ, Eò¨ÉÒÉËxÉMÉ {ÉÊ®úSÉÉ±ÉxÉ B´ÉÆ +xÉÖ®úIÉhÉ Eäò Ê±ÉªÉä +xÉÖnäùÉ INSTRUCTIONS FOR INSTALLATION, COMMISSIONING, OPERATION AND MAINTENANCE OF POWER TRANSFORMERS & REACTORS ¦ÉÉ®úiÉ ½äþ´ÉÒ
ºlÉÉ{ÉxÉ, Eò¨ÉÒÉËxÉMÉ, {ÉÊ®úSÉÉ±ÉxÉ B´ÉÆ +xÉÖ®úIÉhÉ Eäò +xÉÖnäùÉ JÉÆb÷ - II (EÖò±É JÉÆb÷ - 2) INSTALLATION, COMMISSIONING, OPERATION AND MAINTENANCE INSTRUCTIONS VOL-II of II Prepared By Samvet Lahari, <strong>Bhopal</strong>. Phone- 5277412
Page 1: {ÉÉ´É®ú ]ÅõÉÆºÉ¡òÉÇ
Page 5 and 6: CONTENTS Page No. SECTION 1 GENERAL
Page 7 and 8: 1.1 INTRODUCTION SECTION 1 GENERAL
Page 9 and 10: 1.2.1 WITH OIL The Transformer is f
Page 11 and 12: ¦ÉÉMÉ-2 ºlÉÉ{ÉxÉ SECTION-2
Page 13 and 14: Alternatively for movement of trans
Page 15 and 16: (v) Check that there is no overpres
Page 17 and 18: 2.1.14 ACCESSORIES Accessories like
Page 19 and 20: (vii) MBox, OLTC motor drive, Fans,
Page 21 and 22: CHARACTERISTICS AND PARAMETERS OF N
Page 23 and 24: 2.5.3 FLOW CHART FOR HANDLING In An
Page 25 and 26: 2.5.7.1 SAMPLING Oil sampling at va
Page 27 and 28: (iv) Remove air release plugs (5) (
Page 29 and 30: 2.7.4.1 COVER When lifting the cove
Page 31 and 32: (v) For making leak proof and good
Page 33 and 34: 2.11.5 FINISHING PAINT Two coats of
Page 35 and 36: ANNEXURE 2.2 EQUIPMENT FOR OIL-FILL
Page 37 and 38: Prepared By Samvet Lahari, Bhopal.
Page 39 and 40: TRANSFORMER REACTOR ]ÅõÉÆºÉ¡
Page 41 and 42: Fig. 2.6 ÊSÉjÉ 2.6 Fig. 2.7 ÊS
Page 43 and 44: NOTE: Fig. 2.9 ÊSÉjÉ 2.9 1. WHIL
Page 45 and 46: ¦ÉÉMÉ-3 Eò¨ÉÒÉËxÉMÉ SEC
Page 47 and 48: Colour Identification White Gas of
Page 49 and 50: 3.2.3 OIL CHARACTERISTICS Take nece
Page 51 and 52: 3.2.9 VOLTAGE RATIO TEST Ratio on a
Page 53 and 54:
3.2.14 PROTECTION AND ALARMS Prove
Page 55 and 56:
Note: (i) While checking these valu
Page 57 and 58:
Prepared By Samvet Lahari, Bhopal.
Page 59 and 60:
SECTION 4 4. MAINTENANCE AND OPERAT
Page 61 and 62:
4.1.4.1 OVERLOAD A Transformer can
Page 63 and 64:
Difference in temp. 10 o C 20 o C 3
Page 65 and 66:
Page 67 and 68:
1. Measurement of insulation resist
Page 69 and 70:
Table 4.6 Gases to be analysed and
Page 71 and 72:
SI Items to be inspected 1. Ambient
Page 73 and 74:
12. Diverter switch oil 13. Tank co
Page 75 and 76:
Note 1 The voltages indicated in co
Page 77 and 78:
Page 79 and 80:
4.5 DO’S AND DON’TS 4.5.1 DON
Page 81:
4.6 DISPOSAL The items to be dispos
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instruction manual - BHEL Bhopal

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