FUJITSU FTR-K2G User Manual
FTR-K1 SERIES
POWER RELAY
1 POLE - 20A, 3.0mm contact gap
FTR-K2G Series
n FEATURES
l Contact gap min. 3.0mm
l Full disconnection
l 1 Pole, 1 Form A
l Maximum inrush current 120A (TV-8) (UL) (VDE)
l High insulation
Reinforced insulation
Insulation distance between coil and contact:
- Clearance min. 8.0mm, creepage min. 9.5mm
- Dielectric strength: 5KV
- Surge strength: 10KV
l Heat resistance, ammability
Class B (130°C) coil wire class,
ammability UL94V-0 (plastic)
l Safety standards
UL, CSA, VDE approved
l Flux proof type. RT II
l RoHS compliant
Please see page 6 for more information
n PARTNUMBER INFORMATION
FTR-K2G A K 012 T
[Example] (a) (b) (c) (d) (e)
(a) Relay type FTR-K2G: FTR-K2G Series
(b) Contact conguration A : 1 form A
(c) Coil type K : Standard type (1,000mW)
(d) Coil rated voltage 012 : 5.....110VDC
Coil rating table at page 3
(e) Contact material / TV type T : AgSnO2 (TV-5)
Actual marking does not carry the type name : "FTR"
E.g.: Ordering code: FTR-K2GAK012T Actual marking: K2GAK012T
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FTR-K2G SERIES
FTR-K1 SERIES
n SPECIFICATION
Item FTR-K2GAK ( ) T
Contact
Data
Life Mechanical 1 x 106 operations minimum
Coil Data Rated power Approximately 1,000mW
Timing Data Operate (at nominal voltage) Max. 30ms (without bounce)
Insulation Resistance (initial) Min. 1,000MOhm at 500VDC
Other
Conguration 1 form A (SPST-NO)
Construction Single
Material AgSnO2
Resistance (initial) Maximum 100mOhm at 1A, 6VDC
Contact rating (resistive) 20A / 250VAC
Max. carrying current *¹ 25A
Max. inrush current 120A / 250VAC
Max. switching voltage 440VAC
Max. switching power 5,000VA
Min. switching load *² 100mA, 5VDC (reference value)
Electrical
Operate power Approximately 420mW
Operating temperature range -40 °C to +70 °C (no frost)
Release Max. 15ms (without diode)
Dielectric strength
Surge strength Coil to contacts 10,000V / 1.2 x 50µs standard wave
Clearance 8 mm
Creepage 9.5 mm
EN61710-1, VDE0435 Voltage 250V
Vibration resistance
Shock
Weight Approximately 34g
Sealing Flux proof, RT II
Resistive 100 x 103 operations minimum
Lamp load (TV-8) 25 x 103 operations minimum
Open contacts 2,000VAC (50/60Hz) 1min
Coil to contacts 5,000VAC (50/60Hz) 1min
Pollution degree 3
Material group III a
Category B / 250V
Misoperation>1us 10 to 55Hz double amplitude 1.5mm
Endurance 10 to 55Hz double amplitude 1.5mm
Misoperation>1us 100m/s² (11 ± 1ms)
Endurance 1,000m/s² (6 ± 1ms)
* 1 Need to consider the heat when mounted on PCB at carry currents > 10A. Please conrm actual condition.
* 2 Minimum switching loads mentioned above are reference values. Please perform the conrmation test with actual
load before production since reference values may vary according to switching frequencies, environmental contions
and expected reliability levels.
2
n COIL RATING
FTR-F4 SERIES
FTR-K2G SERIES
FTR-K1 SERIES
Coil
Code
005 5 25 3.25 0.25 8.5
006 6 36 3.9 0.3 10.2
009 9 81 5.85 0.45 15.3
012 12 145 7.8 0.6 20.4
018 18 325 11.7 0.9 30.6
022 22 485 14.3 1.1 37.4
024 24 580 15.6 1.2 40.8
048 48 2,200 31.2 2.4 81.6 1,050
060 60 3,600 39 3 102 1,000
110 110 13,000 71.5 5.5 187 930
Note: All values in the tables are valid for 20°C and zero contact current.
* Specied operate values are valid for pulse wave voltage.
Rated Coil
Voltage
(VDC)
Coil Resistance
+/- 10% (Ohm)
Must Operate
Voltage
(VDC) *
Must Release-
Voltage
(VDC) *
Max. Coil Voltage
(VDC)
Rated Power
n SAFETY STANDARDS
(mW)
1,000
Type Compliance Contact rating
UL UL 508
CSA22.2 No.14
UL/CSA60950-1
E63614
VDE 0435, 0631, 0700, 0860
400 22822
Flammability: UL 94-V0 (plastics)
20A, 277VAC (resistive)
TV-8, 120 VAC
20A, 250 VAC (cosφ=1) 70°C 100k operations
8/120A, 250VAC 70°C 30k operations
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