OT25F8 ABB, OT25F8 Datasheet - Page 22

• Manufacturer Part Number: OT25F8
• Description: OT SW/DISCONN. SOLAR, 8P, 750VDC 25A
• Manufacturer: ABB

Specifications of OT25F8

• Current Rating: 25A
• No. Of Poles: 8
• Voltage Rating Vdc: 750V
• Insulation Voltage: 800V
• Rohs Compliant: Yes
• Svhc: No SVHC (20-Jun-2011)

Surge protection devices
OVR PV
22
Rated discharge
current per
pole In
kA
20
20
20
20
600
Rated system
voltage
V DC
600
600
1000
1000
1000
Maximum
system voltage
V DC
700
700
1120
1120
Protection level
(L-L/L-PE)
kV
2,8 / 1,4
2,8 / 1,4
3,8
3,8
ABB provides a wide range of surge protection devices that are
specifically designed for photovoltaic systems.
The main features of the OVR PV surge protection devices are:
* Note: for surge protection devices installed in points of the network where
Main technical data
Electrical features
Network type
Type
Response time
Residual current
Protection degree
Built-in thermal protection
Back-up protection
Mechanical features
L/PE terminal blocks
L Tightening torque
Status indicator
Remote signal contact
Operating temperature
Storage temperature
Maximum altitude
Housing material
Fire resistance UL94
Reference standards
short-circuit current exceeds 25A d.c. suitable protection must be provided
- built-in thermal protection with breaking capacity of 25A d.c. *
- removable cartridges for easy maintenance with no need to isolate
- remote signal contact for operating status monitoring (TS versions)
- no subsequent short-circuit current
- no risk if poles are inverted
gR DC fuse
rigid
flexible
Type
Minimum rating
Maximum rating
Cable section
the line
Signal contact
-
built-in
-
built-in
Description
Type
OVR PV 40 600
OVR PV 40 600 P TS
OVR PV 40 1000
OVR PV 40 1000 P TS
[mm
[mm
[mm
[mA]
[Nm]
[ns]
[°C]
[°C]
[m]
[A]
2
2
2
]
]
]
IEC 61643-1 / EN 61643-11
Photovoltaic systems
12 V d.c. - 10 mA
250 V a.c. - 1 A
max. 25A d.c.
PC RAL 7035
Order code
2CTB803953R5300
2CTB803953R5400
2CTB803953R6400
2CTB803953R6500
TS versions
- 40…+80
-40…+80
1 NO/NC
OVR PV
2,5…25
2,5…16
2000
IP20
2,80
yes
< 1
1,5
V0
25
2
4