TMOV34S551MX2696 Littelfuse Inc, TMOV34S551MX2696 Datasheet - Page 5

• Manufacturer Part Number: TMOV34S551MX2696
• Description: VARISTOR THERMAL 550V 40KA 20MM
• Manufacturer: Littelfuse Inc
• Series: TMOV34S®r

Specifications of TMOV34S551MX2696

• Energy: 735J
• Varistor Voltage: 939V
• Current-surge: 40kA
• Number Of Circuits: 1
• Maximum Ac Volts: 550VAC
• Maximum Dc Volts: 700VDC
• Package / Case: 34mm Square 3-Lead
• Technology: Metal Oxide
• Capacitance Value: 2250pF
• Clamping Current: 200A
• Clamping Voltage: 1415V
• Ac Voltage Rating (max): 550VAC
• Dc Voltage Rating (max): 700VDC
• Operating Temp Range: -55C to 85C
• Mounting: Through Hole
• Surge Current (max): 40000A
• Product Length (mm): 37mm
• Product Depth (mm): 15.6mm
• Product Height (mm): 42.5mm
• Product: MOV
• Voltage Rating Dc: 700 V
• Voltage Rating Ac: 550 V
• Peak Surge Current: 40 KA
• Surge Energy Rating: 735 J
• Capacitance: 2250 pF
• Operating Temperature Range: - 55 C to + 85 C
• Current Rating: 40000 A
• Dimensions: 37 mm L x 14.8 mm H
• Tolerance: 20 %
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Compliant, Contains lead / RoHS non-compliant

©2008 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/tmov34s.html for current information.
Lead Configurations
TMOV34S
The application examples below show how the monitor lead on the TMOV34S
element has been opened. This signifies that the circuit is no longer protected from transients by the MOV.
Application Example 1
thermal element opens.
Application Example 2
This circuit utilizes an optocoupler to provide
galvanic isolations between the TMOV34S
varistor and the indicating or alarm circuitry.
Line
Line Fuse
Neutral
Line
Line Fuse
Neutral
TMOV34S “M”
®
Varistor
TMOV34S “M”
Varistor Application Examples
TMOV34S
Varistor
®
"E" 2-Lead Varistor
LED
R
R
AC OPTOCOUPLER
Thermal
Fuse
Element
MOV
Varistor Products
Industrial High Energy Thermally Protected Varistors > TMOV34S
®
TO STATUS
ANNUNCIATOR
LIGHT/ALARM
Revision: February 9, 2009
159
Application Example 3
This circuit illustrates the use of the monitoring lead of
the TMOV34S
operated when overvoltage protection present. In normal
operation the load switch relay solenoid is powered via the
monitor lead of the TMOV34S
illuminate.
guideline only. Verification of actual indicator circuitry
values selected must be appropriate for the specific
Line
Line Fuse
Neutral
TMOV34S “M”
®
TMOV34S
Varistor
can be used to indicate that the thermal
®
1
varistor to ensure that equipment is only
2
®
Monitor Lead
3
"M" 3-Lead Varistor
Fault LED
(Normallyoff)
®
varistor. In the event of the
2
1
3
Load Switch Relay
(loss of protection)
Monitor Lead
TMOV34S
Thermal
Fuse
Element
R
"Load Powered"
neon lamp
MOV
®
Varistor Series
®
Series