ZIEHL MS220K Operating Manual

Daimlerstraße 13, D – 74523 Schwäbisch Hall + 49 791 504-0, [email protected], www.ziehl.de Temperature Relays and MINIKA® Mains Monitoring Digital Panelmeters MINIPAN® Switching Relays and Controls Measuring Transducers Grid- and Plant Protection Operating Manual MS220K and MSR220K updated: 2015-11-25/Fz MS220K and MSR220K 10750-0702-00 Page 1 / 8 www.ziehl.de - PTC-Resistor-Relay ...

10750-0702-00 Page 2 / 8 www.ziehl.de Table of contents 1 Application and Short description ........................................................................................................ 3 2 Wiring scheme ........................................................................................................................................ 3 3 Display and Operating Elements ...................................................... ...

10750-0702-00 Page 3 / 8 www.ziehl.de 1 Application and Short description ZIEHL PTC-resistor relays protect motors, transformers, machines and equipment against thermal overload. With ZIEHL PTC Sensors MINIKA ® applied they offer best solutions for nominal response temperatures 60°C…180°C. ZIEHL PTC-resistor relays are designed for PTC-sensors according to DIN 44081 and DIN 44082. Therefor sensor and relays are exchangeable. PTC-res ...

10750-0702-00 Page 4 / 8 www.ziehl.de 3 Display and Operating Elements MS220K MSR220K Reset-Button Alarm red ON = green ON green Alarm = red 4 Functional overview  1 PTC-resistor set with up to 6 PTC-sensors (250Ω) in series  output relay with 1 or 2 change-over contact (co)  operating status display with LED  K-Housing, vertical terminal order  width 22.7 mm  snap mounting on 35 mm standard DIN rail or screw mounting ...

10750-0702-00 Page 5 / 8 www.ziehl.de 6 Action Chart MS220K MSR220K 7 Important Notes/ Putting into operation Attention! Before switching on make sure that the operational voltage Us of the type- plate and the mains voltage are the same. Attention! Trip relays with supply voltage DC/AC 24 V are intended to use at power supplies according EN 61558. Wiring connection must be protected. Attention! Trip relays type MSR220K 2 with electronic ...

10750-0702-00 Page 6 / 8 www.ziehl.de 8 Assembly The applicant must observe safety rules and standards. The trip relays must be installed within rooms of international protection class IP 54 or better. The device can be mounted:  on 35 mm standard rail EN 60715  with screws of type M4 for wall fastening When installing the device into the switchgear cabinet, please observe the max. admissible temperature. Care for both, sufficient ...

10750-0702-00 Page 7 / 8 www.ziehl.de 10 Technical data Power supply Rated supply voltage Us AC 110-120 V, AC 220-240 V (see lateral type plate) AC/DC 24 V (no potential separation) Tolerance voltage Us AC 0,9 Us … 1,1 Us DC 21 ... 30 V Frequency (AC) 50 / 60 Hz Tolerance frequency 45 - 62 Hz Power consumption <2 VA PTC-resistor connection PTC-sensor according to DIN 44081/82 Number set with 1 ... 6 PTC´s in series Cut-out-point 3,3 ...

10750-0702-00 Page 8 / 8 www.ziehl.de Housing: design "K" Dimensions (H x W x D) 75 x 22,5 x 110 mm Line connection 1 x 0,5…2.5 mm2 each Protection housing EN 60529 IP 40 Protection terminals EN 60529 IP 20 Panel inclination any Attachment on 35 mm standard rail according to EN 60715 Optional: screws M4, only with extra bar (not enclosed) Weight approx. 150 g Subject to technical modifications 11 Design K dimensions in mm ...