TP48系列浪涌保护器-宇鑫灿防雷避雷接地网

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雷电预警系统 Lightning warning system

TP48系列浪涌保护器

产品型号：TP48-N,TP48-I,TP48-G,TP48-3-N,TP48-3-I,TP48-3-G,TP48-4-N,

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TP48 Series

Specifi cation
All fi gures typical at 77°F (25°C) unless otherwise stated
Maximum surge current
10kA peak current (8/20μs waveform)
Leakage current
Less than 10μA at maximum working voltage
Working voltage
48V dc maximum
Bandwidth
1MHz
Resistance
No resistance introduced into loop
Ambient temperature limits
-40°C to +85°C (-40°F to +185°F) (working)
-40°C to +85°C (-40°F to +185°F) (storage)
Humidity
5% to 95% RH (non-condensing)
Electrical connections
TP48
3 fl ying leads (line1, line 2 & earth)
TP48 3 Wire
4 fl ying leads (+ve, -ve, signal & earth)
TP48 4 Wire
5 fl ying leads (+ve, -ve, signal +ve, signal -ve, earth)
Wire size 32/0.2 (1.0mm2, 18 AWG)
Lead length 250mm (minimum)
Casing
ANSI 316 stainless steel hexagonal barstock, male
thread
Threads
TP48-3-N & TP48-4-N 1/2” NPT
TP48-3-I & TP48-4-1 20mm ISO )M20 x 1.5)
TP48-3-G & TP48-4-G G 1/2” (BSP 1/2”)
Weight
175g (6.2oz)
Dimensions
See fi gure 1
EMC compliance
To Generic Immunity Standards EN50082, part 2 for
industrial environments
Electrical safety
EEx ia IIC T4, Ceq=O, Leq=0; the unit can be connected
without further certifi cation into any intrinsically
safe loop with open circuit voltage <60V and input
power <1.2W.
EEx d IIC T4; the unit is apparatus-approved to fl ame
proof (explosionproof) standards, and can be fi tted
into a similarly approved housing.

Model		TP48 Series
Nominal voltage	Un	48V
Rated voltage (MCOV)	Uc	58V
Nominal current	In	n/a
Nominal discharge current (8/20μs)	isn	3kA
Max discharge current (8/20μs)	Imax	10kA
Lightning impulse current (10/350μs)	Iimp	2.5kA
Residual voltage @ isn	Up	92V
Voltage protection level @ 1kV/μs	Up	<76V
Bandwidth	fG	1MHz
Capacitance	C	100pF
Series resistance	R	n/a
Operating Temperature Range		-40°C to +85°C
Category tested		A2, B2, C1, C2, C3, D1
Overstressed fault mode in=3kA		12kA
Impulse durability (8/20μs)		10kA
Degree of protection		IP66
AC durability		1Arms, 5T
Service conditions		80kPa - 160kPa 5% - 95% RH

TP48-N Non-certifi ed SPD - 1/2” NPT thread
TP48-I Non-certifi ed SPD - 20mm ISO thread
TP48-G Non-certifi ed SPD - G 1/2” (BSP 1/2 inch)
TP48-N-NDI Certifi ed SPD - 1/2” NPT thread
TP48-I-NDI Certifi ed SPD - 20mm ISO thread
TP48-G-NDI Certifi ed SPD - G 1/2” (BSP 1/2 inch)

TP48-3-N Non-certifi ed SPD - 1.2” NPT thread
TP48-3-I Non-certifi ed SPD - 20mm ISO thread
TP48-3-G Non-certifi ed SPD - G 1/2” BSP 1/2 inch
TP48-3-N-NDI Certifi ed SPD - 1/2” NPT thread
TP48-3-I-NDI Certifi ed SPD - 20mm ISO thread
TP48-3-G-NDI Certifi ed SPD - G 1/2” - BSP 1/2 inch

TP48-4-N Non-certifi ed SPD - 1.2” NPT thread
TP48-4-I Non-certifi ed SPD - 20mm ISO thread
TP48-4-G Non-certifi ed SPD - G 1/2” BSP 1/2 inch
TP48-4-N-NDI Certifi ed SPD - 1/2” NPT thread
TP48-4-I-NDI Certifi ed SPD - 20mm ISO thread
TP48-4-G-NDI Certifi ed SPD - G 1/2” - BSP 1/2 inch