DOCUMENT : SR120000NH
REVISION
PAGE
: A2
: 3 OF 8
SPECIFICATION FOR APPROVAL
5. Characteristics
Test Item
Condition of Test
Requirements
∆R : ± (0.5%+0.0005
Short Time Overload
2.5 * Rated power for 5 seconds
Refer to JIS C 5201-1 4.13
Ω)
Without significant damage by
flashover ( spark, arching ), burning
or breakdown etc.
Insulation Resistance
The resistor shall be cramped in the
Between Electrode and Protection
metal block and tested , as shown below. Film 100MΩ or over
Test voltage : 100 ± 15VDC for 1 minute Between Electrode and Substrate
Refer to JIS C 5201-1 4.6 Mounting
condition G.
1,000MΩ or over
Voltage Proof
The voltage : 100VAC (rms.) for 1 minute ∆R : ± (0.5%+0.0005Ω)
Refer to JIS C 5201-1 4.7
Without damage by flashover, fire
or breakdown, as shown below.
Thermal Shock
-55 ~125℃ 5 cycles, 15 min at each
extreme condition
∆R : ± (1.0%+0.0005Ω)
Without distinct damage in
appearance
Refer to JIS C 5201-1 4.19
Low Temperature Storage
Kept at -55℃, 1,000 hours
∆R : ± (1.0%+0.0005Ω)
Refer to JIS C 5201-1 4.23.4
Without distinct damage in
appearance
High Temperature Exposure
Solderability
Kept at 125℃ for 1,000 hours
∆R : ± (1.0%+0.0005Ω)
Refer to JIS C 5201-1 4.23.2
Without distinct damage in
appearance
Temperature of Solder : 245 ± 5℃
Immersion Duration : 2 ± 0.5 second
Refer to JIS C 5201-1 4.17
Uniform coating of solder cover
minimum of 95% surface being
immersed
Resistance to Soldering Heat
Dipped into solder at 270 ± 5℃
for 10 ± 1 seconds
∆R : ± (0.5%+0.0005Ω)
Without distinct deformation in
appearance
Refer to JIS C 5201-1 4.18