20848-82 [ETC]
;
| 型号： | 20848-82 |
| 厂家： | 
ETC |
| 描述： |
|
| 文件： | 总2页 (文件大小：92K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
270
SERIES
30 AND 35 AMP
POWER RELAY
270 & 275
275F
FEATURES
■ 30 Amps Switching on all Contacts thru a DPDT
MODELS
270S: Open Frame w/Stud & Locator Tab
275F: Flange Cover
Configuration (25 Amps in Europe)
275T: Top Mount Cover
Other Suffixes Available
■ Coil Molded in DuPont Rynite®, Providing Class F
Temperature Insulation
B-Bracket Provided, L-Tap & Locator,
P-Printed Circuit Pins
■ Low Cost Alternative to Small Contactors
Model 275 F, P, T
CONTACT DATA
COIL DATA
CONFIGURATION:
RESISTANCE
NOMINAL
NOMINAL
COIL
POWER
Thru DPDT, Including SPST-NO-DM, SPST-NC-DB and
DMDB
IN OHMS
VOLTAGE
± 10%
MATERIALS:
6VAC
12VAC
24VAC
48VAC
120VAC
240VAC
3.5
14
56
230
1500
6000
All Contacts 1/4" Silver Cadmium Oxide
2.4VA
CONTACT RATINGS
AC Coils
POLE
CONFIG.
UL
RATINGS
MODEL
30 amp at 300VAC
15 amp at 600VAC
25 amp at 28VDC
1 HP at 120VAC
2 HP at 240/277VAC
3 HP at 480VAC
17 FLA, 60 LRA at 300VAC
25 FLA, 125 LRA at 240/277 VAC
Heavy Pilot Duty, 600VAC
20 amp at 277VAC Ballast
20 amp at 480VAC Ballast
6VDC
12VDC
24VDC
48VDC
110VDC
20
80
315
1300
6800
SPST-NO
SPST-NC
SPDT
DPST-NO
DPST-NC
DPDT
DC Coils
1.8W
Coil
Voltages: USA/Canada
AC: Up to 277 Volts/60 Hz Up to 250 Volts 50/60 Hz
DC: Up to 125 Volts Up to 125 Volts
European
DMDB
Coil Treatment: Molded Rynite® Std. Class F
Insulation Resistance: 100 Megohms Minimum
UL Insulation System File No.: E74443
S155D 155°C Total Temperature Std.
270/275
35 amp at 300VAC
15 amp at 600VAC
35 amp at 28VDC
5 amp at 125VDC
1 HP at 120VAC
2 HP at 240/277VAC
3 HP at 480VAC
17 FLA, 60 LRA at 300VAC
25 FLA, 125 LRA at 240/277 VAC
Heavy Pilot Duty, 600VAC
20 amp at 277VAC Ballast
20 amp at 480VAC Ballast
(Covers S105 Class A and S130D Class B Requirements)
OPERATE DATA
Pick Up (at 25°C): AC Volts 85% or Less of Nominal
DC Volts 75% or Less of Nominal
Approx. 15 Milliseconds
Approx. 15 Milliseconds
ENVIRONMENTAL DATA
Operating Ambient: AC: -45° to 75°C
DC: -45° to 80°C
Coil Temperature Rise: (25°C Ambient – Continuous Duty)
AC: 45°C Approx. @ 60 Hz – Use at 50 Hz
will Cause Slight Increase in Coil Rise
DC: 40°C Approx.
EXPECTED LIFE
Electrical At Rated Load (Minimum)
100,000 Operations
SPST-NO-DM
SPST-NC-DB
Operate Time:
Release Time:
SEMKO RATINGS
SPST-NO
SPST-NC
SPDT
DPST-NO
DPST-NC
DPDT
25 amp at 250VAC, 50 Hz AC-1
25 amp at 28VDC DC-1
12 amp at 240VAC 50 Hz AC-3
275F
275P
275T
Mechanical Life
DMDB
10,000,000 Operations
35 amp at 250VAC 50 Hz AC-1
35 amp at 28VDC DC-1
12 amp at 240VAC 50 Hz AC-3
DIELECTRIC STRENGTH
1200 VRMS, 60 Hz Between Contacts
2200 VRMS, 60 Hz Between Other Elements
MECHANICAL DATA
SPST-NO-DM
SPST-NC-DB
Terminals: All Versions (Except P Suffix)
.250" x .032" Quick Connect/Solder
P Suffix Version Printed Circuit Pins
UL RECOGNIZED FILE NO.: E37066
US and Canadian Recognition
SEMKO CERTIFICATE NO.: 9648100/01* Model 275 F,P, T
Cover:
Clear Polycarbonate - Flammability Rating 94V2
Approx. 3 oz. (85 g)
Weight:
* Double Pole units may require 150°C load wire for some applications.
16
DIMENSIONS [Unit Inch (mm)]
SCHEMATICS
.055 x .032
(1.40) (.81)
COIL
TERMINALS
ONLY
PC BOARD LAYOUT - ALL PINS SHOWN.
SELECT THOSE REQUIRED BASED ON
SCHEMATIC FOR POLE CONFIGURATION
UTILIZED. RECOMMENDED HOLE SIZES
.078 (1.98) FOR COIL (A&B)
.090 x .032
(2.29) (.81)
275L
275P
ORDERING INFORMATION
.109 (2.77) FOR OTHERS (1-9)
30 AMP Part Numbers
AC Coils
DC Coils
POLE
CONFIG.
MODEL
24VAC
120VAC
240VAC
12VDC
24VDC
110VDC
SPST-NO
SPST-NC
SPDT
DPST-NO
DPST-NC
DPDT
20837-82
20838-82
20839-82
20842-82
20843-82
20844-82*
20837-84
20838-84
20839-84
20842-84
20843-84
20844-84*
20837-85
20838-85
20839-85
20842-85
20843-85
20844-85
20845-81
20846-81
20847-81
20850-81
20851-81
20852-81
20845-82
20846-82
20847-82
20850-82
20851-82
20852-82*
20845-84
20846-84
20847-84
20850-84
20851-84
20852-84
275F
SPST-NO
SPST-NC
SPDT
DPST-NO
DPST-NC
DPDT
20973-82
21058-82
21057-82
21044-82
20976-82
20931-82
20973-84
21058-84
21057-84
21044-84
20976-84
20931-84
20973-85
21058-85
21057-85
21044-85
20976-85
20931-85
20970-81
21059-81
21016-81
21023-81
20934-81
20930-81
20970-82
21059-82
21016-82
21023-82
20934-82
20930-82
20970-84
21059-84
21016-84
21023-84
20934-84
20930-84
275P
275T
SPST-NO
SPST-NC
SPDT
DPST-NO
DPST-NC
DPDT
20993-82
20994-82
20995-82
20998-82
20999-82
21000-82
20993-84
20994-84
20995-84
20998-84
20999-84
21000-84
20993-85
20994-85
20995-85
20998-85
20999-85
21000-85
21001-81
21002-81
21003-81
21006-81
21007-81
21008-81
21001-82
21002-82
21003-82
21006-82
21007-82
21008-82
21001-84
21002-84
21003-84
21006-84
21007-84
21008-84
35 AMP Part Numbers
SPST-NO-DM
20840-82
20841-82
20840-84
20841-84
20840-85
20841-85
20848-81
20849-81
20848-82*
20849-82
20848-84
20849-84
275F
275T
SPST-NC-DB
SPST-NO-DM
SPST-NC-DB
20996-82
20997-82
20996-84
20997-84
20996-85
20997-85
21004-81
21005-81
21004-82
21005-82
21004-84
21005-84
* Shaded Items Are Normally Stocked.
All Other Items Are Non Stock. Minimum Quantity May Be Required.
17
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