参数资料
| 型号： | C1938R |
| 厂商： | Cooper Bussmann |
| 文件页数： | 34/40页 |
| 文件大小： | 0K |
| 描述： | JUNCTION BLCK STUD 3/8" ZINC RED |
| 标准包装： | 50 |
| 端接块类型： | 接线盒区块 |
| 电路数： | 1 |
| 导线入口数目： | 1 |
| 行数： | 1 |
| 电流： | 250A |
| 顶部端子： | 接线柱 |
| 底部端子： | 接线柱 |
| 阻挡层类型： | 开路 |
| 特点： | 3/8 接线柱 |
| 颜色： | 红 |
| 包装： | 散装 |
| 安装类型： | 底座安装或面板安装 |
| 材料 - 绝缘体： | 热塑塑胶 |
| 其它名称： | 283-3911 C1938R-ND |
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SERIES 18X HI-AMP CIRCUIT BREAKER
AUTO, MANUAL & SWITCHABLE RESET CIRCUIT BREAKERS
SPECIFICATIONS
Single Pole Thermal Type Breakers
Applications: Typically used in auxiliary and accessory circuits in truck, bus, RV and
marine systems. Others include battery chargers and DC audio systems. Series 181,
184 & 185 are sealed for engine compartment and bilge area applications.
Rating: 25-150A, 30VDC; 48VDC (Series 184 & 185).
Interrupt Rating: 3,000A @ 30VDC.
Operating Temperature Rating: –25°F (–32°C) to 180°F (82°C).
Storage Temperature Rating: –30°F (–34°C) to 300°F (149°C).
Materials: Black UL-Rated 94V-0 thermoset plastic. Thermoplastic elastomer stud
insulators are provided on covered units with F-style (surface-mount) bases.
Marking: Standard marking includes amp ratings and part numbers. Custom markings
also available.
Termination: 1/4-28 threaded studs.
Torque Rating: 50in-lb (5.6Nm) max.
Mounting Torque Rating: Panel or surface-mount options; 50in-lb (5.6Nm) max.
Threaded insert option has a max torque of 25in-lb (2.8Nm).
Ingress Protection Rating: IP67.
Features / Options: Series 184 & 185 have a unique reset mechanism which provides
visual indication of tripped condition. Series 185 also features a push-to-trip option.
Compliances: SAE J1625; ABYC E-11; CE; SAE J1171 (Ignition Protected).
DIMENSIONS
(Dims. shown are for reference only. Consult factory for latest prints)
200%
TEMPERATURE DERATING CURVES
150%
Surface Mount
Panel Mount
.26 (6.60) dia.
Mtg.holes (2)
1.05
(26.67)
Reset lever
(Shown in
operating
position series
184/185)
.26 (6.60) dia.
Mtg.holes (2)
2.91
Reset lever
(Shown tripped)
100%
50%
0%
-50o
0o
50o 77o 100o 150o 200o 250o
2.89
(73.41)
2.23
(73.91)
2.41
(61.21)
1.54
(39.12)
(-45o) (-18o) (10o)(25o)(38o) (65o) (93o) (121o)
TEMPERATURE IN DEGREES F °
(TEMPERATURE IN DEGREES C ° )
TIME VS. PERCENT OF RATED CURRENT
(56.64)
Tamper proof
600%
500%
1.90
(48.26)
cover
400%
Stud insulators
1.90
(48.26)
Molded
cover
Molded Trip button (Series 185)
cover
.31
(7.87)
300%
200%
.66
100%
0
5
10
15
20
30 40 100 200 500
1.44
(36.58)
.40
(10.16)
1.09*
(27.69)
1/4-28 Studs
*Overall heights of
Series 181 &183
(16.76)
1.79
(45.47)
.57
(14.49)
.89 (22.61)
1.06
(26.92)
1.44*
(36.58)
TIME IN SECONDS
Flange mount
gasket for
thru-wall
applications
(option 07)
PART NUMBERING SYSTEM
???
Series
1 8
181 – Type I, 30V
183 – Type II*, 30V
184 – Type III, 48V
185 – Type III-PTT, 48V
*183 Available in Panel
Mount Only (Coverless)
Rating
???
025 – 25 amps
030 – 30 amps
035 – 35 amps
040 – 40 amps
050 – 50 amps
060 – 60 amps
070 – 70 amps
080 – 80 amps
090 – 90 amps
100 – 100 amps
110 – 110 amps
Mounting
? –
F – Surface Mount
P – Panel Mount
Terminal Hdwr.
??
00 – Ship w/o nuts
01 – Sems nuts installed
02 – Sems nuts shipped bulk
03 – Stainless Steel Std. nuts &
washers installed
04 – Stainless Steel Std. nuts &
washers shipped bulk
07 – Flange gasket & Sems nuts installed
(Panel Mount Only)
08 – Threaded insert and Sems nuts
installed
Marking
??
0 – Blank cover
1 – Standard Marking; Part Number,
Amp Rating
181, 184, 185 Series - Top Surface
183 Series - Side Surface
S – Standard Ignition Protected
Marking
(Consult factory for special markings.)
120 – 120 amps
135 – 135 amps
150 – 150 amps
12 – Stainless steel nuts and lockwashers
installed
13 – Stainless steel Sems nut installed
32
Cooper Bussmann Transportation Products ? Phone: 1-888-867-8194 ? Website: http://www.coopertp.com
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