Datasheet

ManualsBrandsSIEMENS ManualsSolid State RelaysSSR 1 pc(s) Current load (max.): 70 A Zero crossing

Data sheet 3RF21 70-1CA04

SEMICONDUCTOR RELAY 3RF2, 1-PH. MOUNTING

WIDTH 22.5MM, 70A 48-460V / 24V DC SCREW

TERMINAL LOW NOISE

General technical data:

product brand name SIRIUS

Product designation solid-state relay

Product function zero-point switching

Number of poles for main current circuit 1

Protection class IP IP20

Product designation _1 of the accessories that can

be ordered

terminal cover

Manufacturer article number _1 of the accessories

that can be ordered

3RF2900-3PA88

Product designation _3 of the accessories that can

be ordered

converter

Manufacturer article number _3 of the accessories

that can be ordered

3RF2900-0EA18

Product designation _4 of the accessories that can

be ordered

load monitoring

Manufacturer article number _4 of the accessories

that can be ordered

3RF2990-0GA16

Product designation _5 of the accessories that can

be ordered

load monitoring, basis

3RF21 70-1CA04 Changes preserved

Page 1/

Summary of content (6 pages)

PAGE 1
Data sheet 3RF21 70-1CA04 SEMICONDUCTOR RELAY 3RF2, 1-PH. MOUNTING WIDTH 22.
PAGE 2
3RF2920-0FA08 Manufacturer article number _5 of the accessories that can be ordered Ambient temperature ● during operation °C -25 ... +60 ● during storage °C -55 ... +80 m 1 000 Installation altitude at height above sea level maximum Vibration resistance acc. to IEC 60068-2-6 2g Shock resistance acc. to IEC 60068-2-27 15g / 11 ms Equipment marking acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 K Equipment marking acc.
PAGE 3
Control circuit/ Control: Type of voltage of the control supply voltage DC Control supply voltage 1 ● at DC — Initial rated value V 15 — Final rated value V 24 V 5 mA 2 mA 15 Control supply voltage ● at DC Full-scale value for signal<0> recognition Control current ● at minimum control supply voltage — at DC ● at DC Rated value Installation/ mounting/ dimensions: Mounting type screw fixing Mounting type Side-by-side mounting Yes Design of the thread of the screw for securing the equipment
PAGE 4
1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²) — without core end processing Connectable conductor cross-section ● for main contacts mm² 1.5 ... 6 mm² 1 ... 10 mm² 0.5 ... 2.5 — with core end processing mm² 0.5 ... 2.5 — without core end processing mm² 0.5 ... 2.5 — single or multi-stranded — finely stranded — with core end processing ● for auxiliary and control contacts — solid — finely stranded AWG number as coded connectable conductor cross section ● for main contacts 14 ...
PAGE 5
Short-circuit protection, design of the fuse link https://www.automation.siemens.com/cd-static/material/info/3RF21_eng.pdf Information- and Downloadcenter (Catalogs, Brochures,…) http://www.siemens.com/industrial-controls/catalogs Industry Mall (Online ordering system) http://www.siemens.com/industrymall Cax online generator http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RF21701CA04 Service&Support (Manuals, Certificates, Characteristics, FAQs,...) https://support.industry.
PAGE 6
last modified: 3RF21 70-1CA04 Page 6/6 17.07.2015 05.10.