TEL: 415-242-1551
 


Batteries

   

KCT Lead-Calcium / KT Lead-Antimony
For telecommunications applications
 

FEATURES AND BENEFITS
  • Flame-retardant covers enhance battery plant safety
  • Terminals accessible for measurement of individual cell voltages
  • Transparent container allows visual inspection of plates
  • Low-evaporation, flame-arrester vent
  • Vacuum-assisted, bottom-pour, positive-grid casting assures plate quality and long life
  • Soft rubber post seal minimizes stress on post


 

SPECIFICATIONS
Plates
Height
Width
Thickness
Positive
Negative
Outside negative

11.38 (289 mm)
11.38 (289 mm)
11.38 (289 mm)

8.75 (222 mm)
8.75 (222 mm)
8.75 (222 mm)

0.312 (7.9 mm)
0.210 (5.3 mm)
0.130 (3.3 mm)

Electrolyte height above plates 2.06 in (52 mm)
Sediment space 0.75 in (19 mm)
Electrolyte @ 77F (25C) Sulfuric acid, 1.215 specific gravity nominal
Float voltages 2.19 - 2.20 volts per cell (calcium); 2.15-2.18 volts per cell (antimony)
Container Thermoplastic, transparent, polycarb and SAN standard
Cover High-impact, flame-retardant thermoplastic (PVC), with tongue-and-groove seal.
Flammability ratings: UL 94-VO; LOI > 33; ASTM D-635 self-extinguishing
Separator Microporous with fibrous glass mat
Safety vent system Flame-arrester type
Terminals Two, 0.50 in x 1.38 in (12.7 mm x 35 mm) cast-lead terminals for 3-cell unit (3KCT/KT-180)
Two, 1-in (25 mm) square posts with 2 cross-bolt holes for all single-cell types
Withdrawal tubes Two per cell

 
Final volts
Battery Models
Nominal rates at 77F (25C)
(includes connector voltage drop)* Ampere-hours
8 Hr
6 Hr
5 Hr
4 Hr
3 Hr
2 Hr
1 Hr
.5 Hr
1.95
KCT/KT-270
KCT/KT-360
KCT/KT-450
KCT/KT-540
KCT/KT-660
KCT/KT-720
129.9
173.2
216.5
259.8
317.3
346.4

112.5
150.0
187.5
225.0
275.6
300.0

105.0
140.0
175.0
210.0
257.3
280.0
   90.0
120.0
150.0
180.0
218.4
240.0

   75.0
100.0
125.0
150.0
182.0
200.0

  54.9
  73.2
  91.5
109.8
133.2
146.4

30.0
40.0
50.0
60.0
70.0
80.0

15.0
20.0
25.0
30.0
35.0
40.0
1.90
KCT/KT-270
KCT/KT-360
KCT/KT-450
KCT/KT-540
KCT/KT-660
KCT/KT-720
204.9
273.2
341.5
409.8
500.6
546.4
187.5
250.0
312.5
375.0
459.4
500.0
172.5
230.0
287.5
345.0
422.6
460.0
157.5
210.0
262.5
315.0
382.2
420.0
135.0
180.0
225.0
270.0
327.6
360.0
105.0
140.0
175.0
210.0
254.8
280.0
  65.1
  86.8
108.5
130.2
151.9
173.6
  37.5
  50.0
  62.5
  75.0
  87.5
100.0
1.85
KCT/KT-270
KCT/KT-360
KCT/KT-450
KCT/KT-540
KCT/KT-660
KCT/KT-720
240.0
320.0
400.0
480.0
586.3
640.0
217.5
290.0
362.5
435.0
532.9
580.0
202.5
270.0
337.5
405.0
496.1
540.0
187.5
250.0
312.5
375.0
455.0
500.0
165.0
220.0
275.0
330.0
400.4
440.0
138.0
184.0
230.0
276.0
334.9
368.0
  93.0
124.0
155.0
186.0
217.0
248.0
  54.9
  73.2
  91.5
109.8
128.1
146.4
1.80
KCT/KT-270
KCT/KT-360
KCT/KT-450
KCT/KT-540
KCT/KT-660
KCT/KT-720
258.0
344.0
430.0
516.0
630.3
688.0
240.0
320.0
400.0
480.0
588.0
640.0
225.0
300.0
375.0
450.0
551.3
600.0
210.0
280.0
350.0
420.0
509.6
560.0
187.5
250.0
312.5
375.0
455.0
500.0
157.5
210.0
262.5
315.0
382.2
420.0
112.5
150.0
187.5
225.0
262.5
300.0
  72.6
  96.8
121.0
145.2
169.4
193.6
1.75
KCT/KT-270
KCT/KT-360
KCT/KT-450
KCT/KT-540
KCT/KT-660
KCT/KT-720
270.0
360.0
450.0
540.0
659.6
720.0
252.6
336.8
421.0
505.2
618.9
673.6
235.5
314.0
392.5
471.0
577.0
628.0
219.9
293.2
366.5
439.8
533.6
586.4
198.0
264.0
330.0
396.0
480.5
528.0
168.0
224.0
280.0
336.0
407.7
448.0
121.5
162.0
202.5
243.0
283.5
324.0
  82.5
110.0
137.5
165.0
192.5
220.0
*Rates shown represent average values and are subject to IEEE-485


 

 
Type of battery
Cells
per
unit
Plates
per
unit
Overall dimensions
Approx. wt.
lbs
(kgs)
Electrolyte
per cell
lbs
(kgs)
Pure
sulfuric acid
per cell
lbs
(kgs)
CPR
code number
(KCT only)
Calcium
Antimony
L in (mm)
W in (mm)
H in (mm)
Net
filled
Dom.
packed
KCT-270
KT-270
1
  7
3.62
(91.1)
10.44
(265)
18.25
(464)
57
(25.9)
74 (33.6)
15 (6.8)
4.5 (2.0)
162231
KCT-360
KT-360
1
  9
4.62
(117)
77
(34.9)
95 (43.1)
20 (9.1)
6.0 (2.7)
569638
KCT-450
KT-450
1
11
5.59
(142)
94
(42.6)
109 (49.5)
25 (11.3)
7.5 (3.4)
169272
KCT-540
KT-540
1
13
6.59
(167)
111
(50.3)
131 (59.4)
29 (13.2)
8.7 (3.9)
169273
KCT-660
KT-660
1
15
8.53
(217)
136
(61.7)
148 (67.3)
40 (18.1)
12.0 (5.4)
063783
KCT-720
KT-720
1
17
8.53
(217)
143
(64.9)
165 (74.8)
38 (17.2)
11.4 (5.1)
269106
Notes:

1. Electrolyte weighs approximately 10 lbs per gallon (1.210 kgs per liter).

 
 

 

 
 
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