Float Cum Boost Battery Charger

                                                                     GENERAL TECHNICAL PARTICULARS                                     

Sl.No

Particulars

Unit

DUAL FLOAT CUM BOOST CHARGER

A

General

1

Make

POWERSOFT

2

Model

DUAL FLOAT CUM BOOST CHARGER

3

Type

SCR FULL CONTROLLED

B

Rating

1

A.C. Input

a)

Voltage & Variation

V

415V AC ±10%

b)

Frequency & Variation

HZ

50HZ

c)

Phase, Wire

  Three Phase , Four wire

2

D.C. Output 

a)

Float Voltage  ( Adjustable )

Volt 

121V DC

b)

Boost Voltage  ( Adjustable )

Volt 

124V DC

c)

Current  ( Adjustable )

Amp

120A DC

C

Performance

1

D.C.Voltage Regulation from No load to Full Load @ nominal AC input voltage at feed back output

%

±1%

2

Ripple content in D.C. output

Less than 2%

3

Guaranteed efficiency at Rated load 

≥ 80%

D

Special features

a)

Automatic voltage regulation

Yes

b)

Current limiting circuitry for both (Load & battery) 

Yes

c)

Smoothing filter circuit           

Yes

d)

Soft‑start feature  

Yes

e)

Automatic & manual operation for Float /Boost selection

Yes

a)

Surge protection for Rectifier

Yes

3

Type of Cooling  

AIR NATURAL

e)

Protection & Controls

1

For AC Input & DC output 

MCCB 

2

For AC Input, Rectifier, filter & DC output Fuses will be provided

YES

3

For Auto Manual and float & Boost selection features is provided 

YES

F

Meters

1

Size & Scale   

ANALOG - 96x96 mm/ 90deg scale

2

Accuracy  

class 1.0

3

Provided Meters

a) I/P AC voltmeter with selector switch will be provided to measure the Phase-Phase Voltage

b) O/P DC voltmeter with selector switch will be provided to measure the Charger Voltage, Load Voltage & battery Voltage

c) Battery Ammeter will be provided to measure the Charging & Discharging Current 

d) O/P DC ammeter will be provided to measure the Charger load Current  

G

Enclosure

1

Enclosure Model

INDOOR- DOUBLE DOOR TYPE

2

Enclosure construction

Freestanding, Floor mounted, Sheet steel construction, Cable entry at BOTTOM

3

Enclosure Degree of protection   

IP42

4

Sheet steel thickness  (for load bearing and non load bearing)

mm

2 MM THICKNESS

5

Gland Plate- DETACHABLE TYPE

Yes

3MM Thickness 

7

Approx. Weight (APPROX)   

Kg 

350kg approx

8

Ambient temperature

0-50˚C

9

Paint Shade (Interior & Exterior)

RAL7032

10

Ground bus furnished with two ground terminals

Yes

25*6mm copper bar will be provided

I

Alarm‑ FACIA

1

DC Negative Earth Fault

2

DC Positive Earth Fault

3

D.C. under Voltage 

 LED indication will provided in annuciation facia  with Reset Push button

4

D.C. Over Voltage 

5

Charger overload /Load limiter operated

6

A.C. over Voltage

7

A.C.under Voltage/AC Supply fail

8

AC input fuse fail

9

Rectifier fuse failure

10

Filter /Battery fuse fail

 LED indication will provided in annuciation facia  with Reset Push button

11

DC output fuse fail

12

Charegr fail

13

Mains fail / Phase fail

14

Input supply ON (R-phase,Y-phase,B-phase)

Pilot lamp of 22.5mm LED indication will be provided

15

Auto/Manual 

16

Float/Boost

17

DC ON

J

Lamp/Space Heater/Receptacles

1

Internal lamp with door‑switch 

Yes/No

Yes

2

Thermostat & Space heater with On/Off Toggle Switch 

Yes/No

Yes

3

5A 3‑pin universal receptacle

Yes/No

Yes

K

Wiring/Cabling

1

Insulation

PVC insulated

2

Voltage grade 

1100V of copper conductor

3

Minimum conductor size

Power Wire >2.5Sqmm as per current requirement
 Control Wire 1.5,1Sq.mm (less than 1A)
 Annunciation 0.5 sq.mm (LESS THAN 0.5A)

L

Name Plate requirements  

Yes/No

Aluminium(BLACK BACK GROUND WHITE ENGRAVED)

M

Mandatory Spares

1

Fuses & Fuse links    - 100% of total quantity for each Type & rating of fuses used in the system

20% fuse Links will be provided