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The Objective of this course is

to give Field Teams a handson experience of solving

engineering problems.

Objectives

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ATS In/Out door Lights

Tower Lights

Emergency Lights

Fire Device

E.L.C.B. 25A Sockets

ACs

Spares

D

I

ST

R

I

B

U

TI

O

N

P

A

N

E

L

(D.P)

Mains

(WAPDA 03 )

Generator

(03 )

Rectifier

10A, 2P

10A/32A

2P (each)

-54V

Battery

Backup

LVD

DC Supply

(AC Supply)

E.L.C.B

63A

RFAn

tenn

a

M/W

Antenna

Microwave

IDUBTS Cabinet

10A, 2P

16A, 2P

32A, 2P

32A, 4P

10A, 2P

10A, 2P

Power routes for BTS Site

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Introduction

Equipment Description

Installation and Wiring

Maintenance and ComponentReplacement

Handling

CONTENTS

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WAPDA(Normal Source)

Generator

(Standby Source)

Load

ATS

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AUTOMATIC TRANSFER SWITCH

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D.PATS

Ducting for Power Cables

PM isascheduledutymeansto do thework insuchamannerthatnothingshouldbependinginordertoavoidalarms.

Cable Glands

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ATS Components0

3 1

2

ATS Selection Switc

Magnetic Contactor

Fuses

Timer Delay

Relays

Phase Monitor (UVR) Indicators

Electromechanicall

y Relay

http://www.bb-elec.com/product_multi_family.asp?MultiFamilyId=36&Trail=61&TrailType=Main

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Interlock UnitAuxiliary Contact Block

Magnetic Contactor Coil

Front Mount

l i i h

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ATS Selection SwitchPosition

Contacts Status

Mains control ()Gen set control()Gen Auto Start

OFF Input (1) Output (A1)Input (2) Output (B2)Input (3) Output (C3)

1(Mains)

Input (1) Output (A1)Input (2) Output (B2)Input (3) Output (C3)

2

(Auto)

Input (1) Output (A1)

Input (2) Output (B2)Input (3) Output (C3)

3(Gen)

Input (1) Output (A1)Input (2) Output (B2)

Input (3) Output (C3)

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ATS Selection Switch Position:

Four positions;0 = OFF1 = Normal Source2 = Auto Function3 = Emergency Source

Power Source Availability:

Provides LEDs to indicate if a power source isavailable. LEDs may be Red, Yellow & Blue for 03phases.

(a) Normal Source (WAPDA) Available(b) Emergency Source (Generator)

Available

Load Transferred Availability:

Two LEDs for Normal & Emergency Source.

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After PMBefore PM

POWER CABLES BEFORE & AFTER PM

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Interlock (Mechanical & Electrical)

Gen phase (In)Wapda phase (In)

Gen

Magnetic

Contactor

Wapda

Magnetic

Contactor

N (00)N (0)

NC

NC

Coil Coil

v

v

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MCB Order Information

S25 1S C10

Type

Pole

Rated Current

17.5 mm 4 Pole

http://www.electrics24.com/plsmc323mw-p-7020.html?osCsid=qb7lcqj0m42i4mu2jr9931vcq7

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(see coil voltage selection chart)

Catalog number explanation

A9-30-10-84

Frame size

30 = 3 NO

40 = 4 NO

22 = 2 NO & 2 NC 10 = 1 NO & 0 NC

01 = 0 NO & 1 NC

11 = 1 NO & 1 NC

00 = No auxiliary provided

Coil voltage selection chart

Power pole

Coil voltage

Auxiliary contacts

Hz 12 24 48 110 120 125 208 220 240 277 380 415 440 480 500 600

50 81 83 84 84 34 36 80 42 86 86 51 53 55

60 81 83 84 80 85 86 55

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SINGLE GENSET ATS

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SINGLE GENSET ATS

DUAL GENSETS ATS

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DUAL GENSETS ATS

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20

Thank You