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Product Profile
MICROTEX Tubular Gel cells are maintenance free Tubular Gel lead acid type with long life. Tubular Gel batteries are stable against the deep discharge, cyclic life increases because of higher acid attractions of gel cells which avoids acid stratification

MICROTEX Tubular Gel are used in telecom for wireless BTSs and BSEs, suitable for Solar Photovoltaic application. These tubular gels are ideal for electrical systems of very high safety levels like utilities, data banks, military & security applications

Types, Capacities, Dimensions and Mass
Model
C/10 27°C
C/120 27°C
C/8 27°C
C/5 27°C
C/3 27°C
Ri
Length (L)
Width (B)
Height (max)
Mass
Lead Mass
End Cell Voltage/Cell
AH 1.80
AH 1.85
AH 1.75
AH 1.75
AH 1.74
mΩ
mm
mm
mm
Kg
Kg
M 100 TGV
100
150
95
84
72
1.60
70
202
356
9.5
5.9
M 160 TGV
160
240
152
134
115
1.20
70
202
356
12.0
8.4
M 240 TGV
240
360
228
200
172
0.94
85
202
380
16.0
11.6
M 300 TGV
300
450
285
250
215
0.78
103
202
380
20.5
14.4
M 360 TGV
360
540
342
300
258
0.68
140
202
380
25.5
17.2
M 420 TGV
420
630
399
350
301
0.57
140
202
380
27.9
19.9
M 600 TGV
600
900
570
500
430
0.43
195
202
380
40.4
28.7
M 1000 TGV
1000
1500
950
833
717
0.25
232
202
490
65.4
46.5
(1) Internal resistance from IEC 60 896-21
Note : 1) The electrical characteristics are nominal indicative value and can vary within +/- 5.0%.
(2) Dimension can vary within +/- 2.0mm        (3) Weight figures can vary within +/- 5.0%
M 100 TGV  to M 420 TGV
M 600 TGV & M 1000 TGV
Product Design

Positive electrode -

Tubular plate with a polyester gauntlet and High pressure
Die - Cast spine grids in a corrosion-resistant Pb-Ca-Sn alloy.
Negative electrode - Pasted grid-plate in a Pb-Ca-Sn alloy with long-life.
Expander - Material
Separation - Micro porous separator.
Electrolyte - Sulphuric acid with a density of 1,290 kg/l, fixed as GEL.
By - Fumed silica
Container - Polypropylene copolymer FR grade
Lid - Polypropylene copolymer FR grade
Valve - Valve with flame arrestor
  Opening pressure approx. 3 psi
  Closing pressure approx. 1 psi
Pole - bushing - 100% gas- and electrolyte-tight, double sealing (lead & Resin) with M8 brass insertion
Connectors - Solid flat lead plated copper connectors with PVC insulation
Connector screw - M10, stainless steel with a spring and flat washer
Protection - Connectors and fasteners are covered with Plastic sleeve/shroud
Horizontal operation - Possible
Charging

IU - Characteristic -

Imax without limitation
  U = 2,25 V/cell +/- 1%, between 10°C and 45°C
  ∆U/∆T = -0,003 V/K
Float current - 20 – 30 mA/100Ah
Boost charge - U = 2,35 V/cell, time limited
Charging time up to 90% - 6h with1,5*I10 initial current,2.23 V/cell,80% C3 discharged
Discharge Characteristics

Reference temperature -

27°C
Initial capacity - 100%
Depth of discharge - normally up to 80%
Deep discharges - More than 80% DOD or discharges beyond final discharge
  voltages (based on discharge rate)have to be avoided
Maintenance

Every 6 months -

Check battery voltage, pilot cell voltage and temperature
Every 12 months - Record battery voltage, cell voltages and temperatures
Operational Data

Operational life -

>15 years in standby float operation at 27°C
Maintenance-free - No topping-up water during operational life
IEC 60 896-2 cycles - >1500
Self-discharge - Approx. 2% per month at 27°C
Recovery after deep discharge Very good
Operational temperature - -20°C to 45°C, recommended 10°C to 35°C, short-time 45°C to 55°C
Tests standard - TEC New Delhi  GR/BAT-03/01 Mar 2006
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