Catalog 1308242
Issued 3-03
P&B
T7N series
10 Amp Miniature
PC Board Relay
File E22575
File LR48471
Users should thoroughly review the technical data before selecting a product part
number. It is recommended that user also seek out the pertinent approvals files of
the agencies/laboratories and review them to ensure the product meets the
requirements for a given application.
Features
Initial Insulation Resistance
• Low cost, reduced height, 10A relay.
• 1 Form A and 1 Form C contact arrangement.
• Plastic materials employ UL 94V-0 flammability.
• UL class F (155°C) coil standard.
• Immersion cleanable, sealed package.
• Applications include appliance, HVAC, security system, garage opener
light, emergency lighting.
• European "white goods" version available by special order.
Between Mutually Insulated Elements: 108 ohms, min. @ 500VDC.
Contact Data @ 20°C
Arrangements: 1 Form A (SPST-NO) and 1 Form C (SPDT).
Material: Silver-cadmium oxide.
Max. Switching Rate: Mechanical: 300 operations/min.
Electrical: 30 operations/min.
Expected Mechanical Life: 10 million operations min. (no load).
Expected Electrical Life: 100,000 operations min. (at rated coil voltage).
Minimum Contact Load: 10mA @ 5VDC.
Initial Contact Resistance: 100 milliohms, max. @ 1A, 6VDC.
UL Contact Ratings @ 20°C with relay properly vented. Remove
vent nib after soldering and cleaning.
Contact
Arrang.
UL/CSA Ratings
Type
1&5
1/4HP @ 240VAC
1/3HP @ 120VAC
1/3HP NO @ 120VAC
1/3HP NO @ 240VAC
5A/5A @ 240VAC
10A NO @ 240VAC
10A/5A @ 240VAC
8A NC @ 240VAC
1/6HP NC @ 240VAC
1/4HP NO @ 240VAC
1/10HP NO @ 120VAC
10A/5A @ 240VAC
TV-3 NO @ 120VAC
6A NC @ 240VAC
10A/5A @ 240VAC
10A/5A @ 28VDC
10A NO @ 240VAC
10A NO @ 240VAC
34.8LRA/6FLA NO @ 120VAC
10A/5A @ 120VAC
5A/5A @ 240VAC
10A/5A @ 28VDC
Motor
Motor
Motor
Motor
Resistive
Resistive
Gen. Purpose
Resistive
Motor
Motor
Motor
Resistive
Tungsten
Resistive
Resistive
Resistive
Resistive
Gen. Purpose
Motor
Resistive
Resistive
Resistive
Operations
1,000*
6,000
6,000
6,000**
6,000*
6,000
6,000
6,000
6,000**
6,000**
6,000**
6,000**
25,000
25,000**
30,000
30,000
30,000**
30,000**
100,000
100,000
100,000
100,000
Coil Data
Voltage: 3 through 48VDC.
Nom. Power: 360mW.
Coil Temp. Rise: See Figure 1.
Max. Coil Power: 150% of nominal.
Duty Cycle: Continuous.
Coil Data @ 20°C
Rated Coil
Voltage
(VDC)
Coil
Resistance
±10% (Ohms)
Must Operate
Voltage
(VDC)
Must Release
Voltage
(VDC)
3
5
6
9
12
18
24
36
48
25
70
100
225
400
900
1,600
3,600
6,400
2.1
3.5
4.2
6.3
8.4
12.6
16.8
25.2
33.6
.15
.25
.30
.45
.60
.90
1.20
1.80
2.40
Operate Data @ 20°C
Operate Time: 10 ms, max. (excluding bounce).
Release Time: 5 ms, max. (excluding bounce).
Environmental Data
Temperature Range:
Storage: -40°C to +130°C.
Operating: -40°C to +85°C. (no water condensation and no water drop).
Vibration: 10-55 Hz., .063” (1.6mm) double amplitude;
10-55 Hz., .079” (2.0mm) double amplitude.
Shock: Mechanical: 100g minimum.
Operational: 10g minimum.
Operating Humidity: 45 to 85% RH.
*Denotes test at 70°C ambient temperature.
**Denotes test at 85°C ambient temperature.
Mechanical Data
Initial Dielectric Strength
Between Open Contacts: 750VAC, 50/60 Hz. (1 min.)
Between Coil and Contacts: 2,000VAC, 50/60 Hz. (1 min.)
Dimensions are shown for
434 reference purposes only.
Dimensions are in inches over
(millimeters) unless otherwise
specified.
Termination: Printed circuit terminals.
Enclosure (UL 94V-O Flammability Ratings):
T7NS: Immersion cleanable case with knock-off nib for ventilation.
T7NV: Vented, flux-tight plastic cover.
Weight: 0.38 oz. (11g) approximately.
Specifications and availability
subject to change.
www.tycoelectronics.com
Technical support:
Refer to inside back cover.
