WTH-40/C/R/1P Series
www.watchfuleyesolutions.com Surge Protective Device for AC Power Supply System
Paperless Datasheet
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Description
In accordance with: IEC 61643-1 - Class II and UL1449 Type 4 Location
Location of use: branch sub-distribution boards
Plug-in module and separate base design enables convenient maintenance.
WTH-40/C/R/1P Series
Model Uc(AC/DC) Up Ures Ordering code
WTH-40/C/R/1P-75 75/100V 1.0kV 0.6kV US120091
WTH-40/C/R/1P-115 115/150V 1.2kV 0.7kV US120092
WTH-40/C/R/1P-150 150/200V 1.3kV 0.8kV US120093
WTH-40/C/R/1P-275 275/350V 1.5kV 1.0kV US120094
WTH-40/C/R/1P-320 320/400V 1.7kV 1.1kV US120095
WTH-40/C/R/1P-385 385/500V 1.8kV 1.2kV US120096
WTH-40/C/R/1P-420 420/600V 1.9kV 1.4kV US120097
WTH-40/C/R/1P-550 550/700V 2.4kV 1.8kV US120098
WTH-40/C/R/1P-690 690/800V 2.7kV 2.1kV US120099
WTH-40/C/R/1P-880 880/1000V 3.2kV 2.5kV US129052
※ Uc: Max. continuous operating voltage ※ Frequency: 50/60Hz (AC Power)
※ Up: Voltage protection level ※ Ures @6kV/3kA: Residual voltage
Technical Data
Requirement Class to IEC61643-1 Class II
IEEE Category Rating B & A
Nominal Discharge Current (In) 20kA
Max. Discharge Current (Imax) 40kA
Pulsed Current (Iimp) N/A
Protection Modes L-PE, N-PE
Protective Element MOV
Follow Current (If) NO
Response Time (tA) <5ns
Leakage Current (at 75%U1mA) <20μA
Thermal Protection YES
Protection Rating (IP Code) IP 20
Short Circuit Current Ratings (SCCR) 20kA rms
Max. Back-up Fuse (if mains >80A) 80A gL (circuit-breaker: <40A)
Surge Life at 3kA (8/20μs) >5000 events
Temperature Range - 40°F to 176°F (-40°C to 80°C)
Relative Humidity 0% to 95% noncondensing
Maximum Operating Altitude 10,000 feet (3000m)
Terminal Cross Section 35mm² (solid) / 25mm² (stranded)
Stripping Length Contacts 0.6inches (15mm)
Terminal Screw Torque Max. 3.5Nm
DIN Rail EN60715 35mm top-hat rail
Dimensions DIN 43880 17.8mm (1TE)
Housing Material Thermoplastic (UL94 V-0)
Housing Design Modular design
Net Weight Per Unit 0.3Lb (136g)
Package Dimension (W×H×D) 0.7"×3.9"×2.7" (17.8mm×99mm×69mm)
Remote Contacts YES
Contact Ratings 125VAC/3A, 250VAC/1.5A
Terminal Cross Section Max. 1.5mm²
Stripping Length Contacts 0.25inches (6-7mm)
Remote Terminal Torque 0.25Nm
Connection Diagram
Dimensions
Fault Indication
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