Instruction Manual
Table Of Contents
- 1 GENERAL INFORMATION
- 2 SAFETY INSTRUCTIONS
- 3 INSTALLATION
- 3.1 Location
- 3.2 Connections
- 3.3 Wiring
- 3.4 Battery capacity
- 3.5 Battery isolator
- 3.6 Connection of second battery (3A output)
- 3.7 Temperature sensor
- 3.8 Voltage sense
- 3.9 Alarm function
- 3.10 RJ12 splitter for enclosure C2
- 3.11 Overview connection compartment
- 3.12 Materials
- 3.13 Connection
- 3.14 Installation step-by-step
- 3.15 Commissioning after installation
- 3.16 Decommissioning
- 3.17 Storage and transportation
- 4 DIP SWITCH SETTINGS
- 5 OPERATION
- 6 MASTERBUS
- 7 TROUBLE SHOOTING
- 8 TECHNICAL DATA
Mass 24/50, 24/75, 24/100, 48/25, 48/50 – User and Installation Manual
19
8 TECHNICAL DATA
8.1 Specifications
Model
Mass 24/50-
2 DNV-GL
Mass 24/50-2
Mass 24/75
DNV-GL
Mass 24/75
Mass 24/75
(120V) DNV-GL
Mass 24/75
(120V)
Product code
40020506
42020506
40020756
42020756
40120756
42120756
INPUT
Mains voltage
230V, -10% + 15%
230V, -10% + 15%
120V, -10% + 15%
Frequency
50-60Hz ± 5Hz
50-60Hz ± 5Hz
60-50Hz ± 5Hz
Inrush current
None, the battery charger is equipped with a soft start in accordance with IEC 1003-3
Input current
7A
12A
25A
Power factor (Cos
phi)
1
1
1
Maximum efficiency
89%
89%
89%
Input power
1600W
2700W
2700W
OUTPUT
Nominal voltage
24VDC
24VDC
24VDC
Max charge current
(I
max
)*
50A
75A
75A
Outputs
1 x 50A + 1 x 3A
1 x 75A
1 x 75A
Charge
characteristic*
3-step+, fully automatic
Battery types:
Flooded lead acid, Gel/AGM lead acid, NiCad, Lithium-ion (Mastervolt MLI)
(see section 6.3 for settings)
Default charge voltages at 25°C:
Absorption voltage*
28.5V
28.5V
28.5V
Float voltage*
26.5V
26.5V
26.5V
Voltage ripple
max. 100mV RMS with resistive load @ full power
Short circuit current
(1/4 of I
max
)
12.5A
18.75A
18.75A
Wire gauge (up to
3m length)
25mm²
25mm²
25mm²
Charger fuse
(external)
63A
80A
80A
ENVIRONMENTAL
Ambient temperature
-20 to 40°C** @ 100% output power, derated with 2.5%/°C above 40°C
Cooling
Forced air, by means of a ventilator with variable speed
Humidity
Maximum 95%RV, non-condensing
MASTERBUS
MasterBus powering
capability
Yes
Yes
Yes
MasterBus menu
languages
English, Dutch, German, French, Spanish, Italian
ENCLOSURE TYPE
C2
C3
C3
Dimensions
(hxwxd)mm
See section 8.2 on page 21
Protection degree
IP23
IP23
IP23
Weight
5kg
9kg
9kg
COMPLIANCE
Standards,
approvals & listings
CE, ABYC
A-31, DNV
GL, RRR,
RMRS
CE, ABYC
A-31, RRR,
RMRS
CE, ABYC
A-31, DNV
GL, RRR,
RMRS
CE, ABYC
A-31, RRR,
RMRS
CE, ABYC A-31,
DNV GL, RRR,
RMRS
CE, ABYC
A-31, RRR,
RMRS
* Adjustable, see chapter 4.
** The Mass 24/50-2 allows operation in ambient temperatures as high as 45°C.
Specifications are subject to change without prior notice.