PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: RUEF185-1
DOCUMENT: SCD26531
REV LETTER: D
REV DATE: FEBRUARY 06, 2012
PAGE NO.: 1 OF 1
Specification Status:
Released
Maximum Electrical Rating at
20°C
30 V
DC
/100 A
DC
30 V
AC
/70 A
RMS
Insulating Material:
Cured, Flame Retardant Epoxy Polymer
meets UL94 V-0 Requirements
Lead Material:
24 AWG Tin Plated Copper Clad Steel
Marking:
Manufacturer’s Mark
U185
and Part Identification
Lot Identification
TABLE I. DIMENSIONS:
A
mm:
in*:
B
MIN
4.3
(0.17)
C
MAX
5.8
(0.23)
MIN
25.4
(1.00)
D
MAX
--
--
MIN
--
--
E
MAX
3.0
(0.12)
MIN
MAX
MIN
MAX
--
10.2
--
15.7
--
(0.40)
--
(0.62)
*Rounded off approximation
TABLE II. PERFORMANCE RATINGS:
I HOLD
CURRENT
RATINGS
TIME TO
TRIP
RESISTANCE
ONE-HOUR
POST-TRIP
RESISTANCE
STANDARD
TRIP
OHMS
AT 20°C
MAX
0.09
TRIPPED POWER
DISSIPATION
AMPS
20°C
HOLD
1.85
AMPS AT
20°C
HOLD TRIP
1.85
3.70
SECONDS AT
20°C, 9.25A
MAX
8.7
OHMS
AT 20°C
MIN
MAX
0.03
0.06
WATTS AT
20°C
NOMINAL
1.00
WATTS AT
20°C
MAX
1.41
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
UL, CSA, TUV
PS300
This specification takes precedence over documents referenced herein.
Reference documents shall be the issue in effect on the date of invitation for bid.
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
Materials Information
ROHS Compliant
ELV Compliant
Pb-Free
Halogen Free*
HF
* Halogen Free refers to: Br≤900ppm, Cl≤900ppm, Br+Cl≤1500ppm.
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