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2.1. Battery
characteristics
The table below gives the main characteristics of the battery and BMM:
Battery electrical
characteristics
9 modules
Unit
Nominal voltage
432
V
Maximum voltage
486
V
Minimum voltage
378
V
Minimum capacity (C/3, 25°C)
31.5
Ah
Maximum continuous charge
current allowed (normal charge)
-
@ +35°C
29
A
@ +20°C
20
A
@ 0°C
11
A
@ -20°C
5
A
Maximum discharge current
- Continuous
50
A
- 30s pulse
60
A
Insulation:
Compliant with EN 50178:
-
- pollution degree
- Overvoltage category I, pollution d°2
-
- insulation resistor @1000Vdc - > 1
MOhm
- dielectric
- 1350Veff_AC / 50Hz
Vrms
BMM electrical characteristics
Power supply characteristics
TBTS compliant with CEI_60950-1
- touch current
< 0.25
mA
- voltage
24
+
/
-
5
Vdc
- maximum current
1
A
- maximum power
24
W
- ripple
< 100
mV
- inrush current
700
mA
Insulation:
Compliant with EN 50178:
-
- pollution degree
Overvoltage category I, pollution d°2
-
- insulation resistor @1000Vdc
> 1
MOhm
- dielectric
1350Veff_AC / 50Hz
Vrms
Maximum current
- Continuous
50
A
- 30s pulse
(circuit opened after 30s)
60
A
Mechanical characteristics
Unit battery module Width
445
mm
Unit battery module Depth
293
mm
Unit battery module Height
131
mm
Unit battery module Weight
18.5
kg
BMM Width
420
mm
BMM Depth
372
mm
BMM Height
92
mm
BMM Weight
4.01
kg
Protection Index
IP 20
-
General characteristics
Operating battery temperature
range
(derating between 50°C and
-20 to +60
°C