Surge Protection - Alpha.com

Alpha Technologies Inc.
Phone: 360 647 2360
Email: alpha@alpha.com

ProductsCable / BroadbandOutside Plant PowerEnclosure SystemsSurge Protection

Surge Protection

Lightning is the primary enemy of every power network.

UL 1449 3rd Edition Approved
Critical protection from voltage transients
Plug-in or hardwired utilizing Metal Oxide Varistors (MOV) protection
SM Series Alarms when equipment is unprotected
VSS 120/VSS 240 Series provides downed power line protection

Alpha’s surge protection devices provide reliable protection of power supplies and related equipment from the damaging powerline disturbances common to cable and broadband applications.

LAP Plug-in Surge Protectors

Economic nationwide protection from damaging voltage transients
Unique pass through design allows the user to plug accessories in directly to the LAP not wasting any receptacle outlets
LED protection status indicator

COAX Protectors

Installs on the drop protecting the DOCSIS transponder from damaging voltage transients
Incorporates patented In-Line® Coaxial Gas Tube Surge Protection

ISA In-Line Surge Arrestor

Hard wired to service entrance to protect the power supply and accessories from damaging voltage transients
LED protection status indicator
Recommended for high density areas

Lightning Density Map

Lightning data provided by the National Lightning Detection Network®

Operating Voltage:	120V Models						240V Models	>120/240V Models
Model Selection:	Good	Better	Best	Best	Best	Best	Good	Best	Best
Series Model:	LA-P+120	LA-P-120T	LA-P-120S	LA-P-120SM	VSS 120-152	VSS 120-202	LA-P+240	ISA 120/240	VSS240²
Status Monitor Harness:	No	No	No	Yes	No	No	No	No	No
Protection:	L/N/G	L/N/G	L/N/G	L/N/G	L/N/G	L/N/G	L1/L2/G	L/N/G	L1/L2/G
Operating Temperature:	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F	-40 to 55°C / -40 to 131°F
LED Indicator:	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
UL 1449 3rd Edition Specifications
Voltage Let Through Protection Rating:	700Vp	500Vp	600Vp	600Vp	500Vp	500Vp	1200Vp	700Vp/1200Vp	500Vp
Nominal Discharge Current Rating:	3kA	3kA	5kA	5kA	20kA	20kA	3kA	10kA	20kA
Maximum Continuous Operating Voltage (MCOV):	150Vac	130Vac	175Vac	175Vac	275Vac	275Vac	320Vac	150Vac/300Vac	275Vac
Notes: ¹ The ISA surge protection devices are factory wired on the load side of the service entrance and are available for field replacement. These arrestors should be installed by a licensed electrician. ² Pending UL 1449 3rd edition certification.

Surge Protection

Coax Protectors
Ideally suited to protect costly status-monitoring transponders, digital set top boxes, cable modems and satellite receivers in the headend as well as high-end HDTV sets from potentially damaging surges. The patented coaxial gas tube surge protector is equipped with an integral fail-safe mechanism. Listed to UL 497, CSA Listed Certified and Complies with 1999 National Electric Code.
Part Number	Description
162-029-10:	Female/Female connector configuration, “F” type connector
162-027-10:	Male/Female connector configuration, “F” type connector
162-028-10:	Female/Female connector configuration, “F” type connector with integral ground block

Coax Protector

General Specifications
Part Number:	162-029-10/162-027-10	162-028-10
RF Performance:	DC – 1GHz	1GHz – 1.5GHz
Characteristic Impedance:	75Ohms	75Ohms
Insertion Loss (includes flatness):	<0.1dB	<0.2dB
Return Loss:	>30dB	>20dB

Protection
DC Breakdown @ 2000V/s:	150V to 300V
Impulse Breakdown @ 100V/μs:	<450V
Insulation Resistance:	>100 MegOhms

Surge Life
10A, 10/1000μs:	>1500 Surges
100A, 10/1000μs:	>100 Surges
1000A, 10/1000μs:	>10 Surges
5000A, 8/20μs:	>10 Surges

AC Life
5A, 1000Vac, 1s:	>5 Operations
1A, 1000Vac, 1s:	>60 Operations

Failshort
30A, 1000Vac:	>15min
Operating Temperature:	-40 to 65°C / -40 to 149°F

Document Downloads

Title	Type	Version	Date
Surge Protection Data Sheet	Datasheet	049-226-10-008	June 10, 2011