Body of the Satellite

Glue

Glue

Glue

Glu

e

Glu

e

Glu

e

Glu

eFuel Tank

C Band Tx

Dual Helix ArrayAntenna

C Band Rx

Star Sensor

RW RW

Reaction Wheel

RWStar Sensor

PAA

LAM

LAMShield

I/F Ring

Glu

e P

illar

Mag.Torquer

Inst

ruct

ion

s :

2Mat

eria

ls n

eed

ed :

Ass

emb

ly P

roce

du

re:

1. S

ciss

ors

2. S

cale

3. G

lue

1. P

leas

e ta

ke p

rint o

n 30

0 gs

m th

ick

pape

r sh

eets

. Cut

alo

ng th

e ou

tline

of e

ach

part

to g

et 1

4 pa

rts

+ b

ody

of th

e S

atel

lite

3. R

efer

the

encl

osed

ass

embl

y pr

oced

ure

char

t4.

Fol

d th

e in

divi

dual

ele

men

ts a

long

the

dotte

d lin

es u

sing

the

scal

e as

gui

de5.

Use

goo

d gl

ue o

n th

e in

dica

ted

area

s to

com

plet

e th

e in

divi

dual

par

ts a

nd

stic

k on

bod

y of

the

sate

llite

at r

espe

ctiv

e lo

catio

ns.

DO IT YOURSELF

IRNSS-1G Spacecraft Paper Model

ThrusterThruster

ThrusterThruster

Tx

(Scale - 1:25)

Sheet 1

*

*

**

*

*

SOLAR PANEL

YOKE

SOLAR PANEL

YOKELAM

LAM Shield

C band Tx Horn

C band Rx Horn

Glu

eG

lue

Glu

e

Solar Panels

Glue

Glue

Glue

Glue

Glue

Sheet 2

Glue on back side & paste it to main body of the satellite on area marked *

Glue

Dual Band Helical Array Antenna

Fuel Tank

Interface Ring

Glu

e

Dual Band Helical Array Antenna Base

PAA

Glue

Glu

e

Glue white portion

Glue back side of this panel alone

Glue white portion

Sheet 3

Glue backside tip & paste to the center of the circle

{

{

IRNSS - 1G Salient Features:

Orbit : Geosynchronous with 5 deg. inclinationLift-Off Mass : 1430 kgDry Mass : 610 kgPhysical Dimns.: 1. 8Mx1.62Mx1.74MPower : Two Solar arrays generating

1660 W, One Lithium-ion battery of 90 AHPropulsion : 440N LAM, Twelve 22N ThrustersControl System : Zero momentum system, orientation input from sun & Star sensors, Reaction wheels, Magnetic Torquers & 22N Thrusters as actuatorsMission life : >10 yearsLaunch date : 28th April 2016Launcher : PSLV C33

Glue

Glu

e

Glu

e

Glue

Glue

Glu

e

IRNSS-1G Paper ModelScale - 1:25

Designed byGeoSat PMO,ISAC

Bengaluru

Stand Base

PillarSheet 4

Fold all flaps as per the diagram

Fold & glueInsert the tuck in flap insideas per diagram to finish bodyof the Satellite

Fix both the Solar panelson the area marked on thebody of the Satellite

Roll to form C Band Rx Horn

Roll to form upright cylinderto finish interface ring

Fold all flaps & paste the flapsas shown in the diagram

Finished Base

Finished Stand

Stick one end of the stand to satellite& other end to the base and glue as shown in the diagram

Apply Glue

Apply Glue &fix Satellite

GlueTuck in flapGlue

Glue

Glue

Glue Glue

Glue

Roll to form LAMRoll to form LAM Shield

Glu

e

Glu

e

Glue

Glue on back side

GlueG

lue

IRNSS-1G Scale 1:25

Glu

e

Roll to form C Band Tx Horn

FinishedDual Band Helical Array Antenna

Dual Band Helical Array Antenna

Now IRNSS-1G Model is ready

LAM & Shield Assembly

Glue white portion

Assembly Procedure Chart

*Make sure solar cells are facing in front as per diagram

Sheet 5

Fuel Tank

Glue backside tip & paste to the center of this circle