NT
Features
■
Matched high energy MOV
■
Internal thermal disconnects
■
Status indicator
■
Replaceable modular design
■
DIN Rail compatible base
■
Remote signalling capability
■
Standards compliance:
■
RoHS compliant*
*R
oH
S
CO
M
PL
IA
Applications
■
DC power supplies
1320 Series DC Power Surge Protective Device
General Information
The Bourns
®
Model 1320 Series is a DC power Surge Protective Device (SPD) designed
to protect power systems from damage due to lightning and power surges. The Model
1320 Series is a DIN Rail mountable SPD targeted for systems ranging from 48 to
110 Vdc.
Electrical Diagram
+/–
+/–
C
Ft
t
o
t
Ft
o
1. 4
1.1
1. 2
V
V
V:
Ft :
C:
t° :
Varistor
Thermal fuse
Remote signaling contact
Thermal disconnection system
Electrical Characteristics
Characteristic
Network Voltage (Un)
Max. Operating Voltage (Uc)
Nominal Discharge Current (In)
Max. Discharge Current (I
max
)
8/20 µs max.
Protection Level @ In (Up)
Protective Fuses, if applicable
Thermal Disconnector
General Characteristics
Characteristic
Connection
Disconnection Indicator
Mounting
Remote Signal Indicator
Enclosure Material
Weight
Environmental Characteristics
Characteristic
Operating Temperature
Environmental Rating
Standards Compliance
IEC61643-1 - International ..........Low Voltage SPD - Test Class II
NF EN 61643-11 - France ...........Low Voltage SPD - Test Class II
UL1449 3rd Edition - USA ....................... Type 4, Type 2 Location
UL1449 3rd Edition - Canada .................. Type 4, Type 2 Location
CSA C22.2 No. 8-M1986 ............... Class 9091 32, Class 9091 92
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Model No.
1320-S-48
1320-S-75
1320-S-110
48 Vdc
65 Vdc
15 kA
30 kA
300 V
20 A
75 Vdc
100 Vdc
20 kA
40 kA
390 V
50 A
Internal
110 Vdc
150 Vdc
20 kA
40 kA
500 V
50 A
Model No.
1320-S-48
1320-S-75
1320-S-110
By Screw Terminal, Cross-section 1.5-10 mm
2
(Active Wire)
and 2.5-25 mm
2
(Grounding Wire)
2 Mechanical Indicators
DIN Rail, 35 mm Symmetrical
DS2xOS-xxDC) by Changeover Contact
Thermoplastic UL 94V0
128 g/unit
128 g/unit
130 g/unit
Model No.
1320-S-48
1320-S-75
1320-S-110
-40 °C to +85 °C
IP 20
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
