QS5 Series Manual Cam Isolator Motor Starter Switch QS5 Series Manual Cam Isolator Motor Starter Switch
  • Home
  • Products
    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Automation & Control

    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Circuit Breaker & Fuses

    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Din-Rail Mounted Products

    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Distribution Box & Cabinet

    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Load Center & Meter Bases

    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Solar PV Products

    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Electrical Accessories

    CHINT ZTY0204B ZTW890C/D/S AC DC NCV Digital Clamp Multimeter

    Chint Electrical Materials

  • About
  • Blog
  • Cross-Reference
  • Contact
Search

Email: sales@sntelec.com
0086-18019187010 (WhatsApp)

Menu
QS5 Series Manual Cam Isolator Motor Starter Switch QS5 Series Manual Cam Isolator Motor Starter Switch
Search
QS5 Series Manual Cam Isolator Motor Starter Switch
Click to enlarge
Home Electrical Accessories Others QS5 Series Manual Cam Isolator Motor Starter Switch
Plastic Distribution Box
Plastic Distribution Box
Back to products
BK Series Industrial Machine Tool Control Transformer
BK Series Industrial Machine Tool Control Transformer

QS5 Series Manual Cam Isolator Motor Starter Switch

Brand Name:Newtrend or OEM brand
Place of Origin:China
Max. Current:100A
Mechanical Life:250000
Model Number:QS5
Max. Voltage:500V
Certification:CCC, CE
SKU: 1770406664231460864 Category: Others
  • Description
  • Technical Datasheet & Downloads
  • Technical FAQ & Selection Guide
Description

1.Application
QS5 cam starter is mainly used to start torward or backward and stop directly three-phase asynchronous elecric motor with AC 50/60Hz, voltage up to 500V and capacity up to 7.5KW. It can also be used for changeover from one ind of circuit to the other. 

2.Specification

Model Mark Rated current (A) Motor control capacity (HP) Mechanical life (times) Frequency of operation (per hr) Applications Position of lever
QS5-15A I-O 15 5.5 250000 200 ON-OFF switching 0-60
QS5-30A 30 10
QS5-15N I-O-I 15 5.5 Forward & reverse 60-0-60
QS5-30N 30 10
QS5-15P/3 I-O-II 15 5.5 for 3 pole two circuit 60-0-60
QS5-30P/3 30 10
QS5-63A I-O 63 22 200000 180 ON-OFF switching 0-60
QS5-100A 100 30
QS5-63N I-O-I 63 22 Forward & reverse 60-0-60
QS5-100N 100 30
QS5-63/P4 I-O-II 63 22 for 3 pole rwo circuit 60-0-60
QS5-100/P4 100

 

Technical Datasheet & Downloads

📄 Technical Documentation & Product Specifications

Download official engineering datasheets, certified test standards (IEC / UL / CE), wiring diagrams, and dimensional drawings for QS5 Series Manual Cam Isolator Motor Starter Switch.

📥
Official Technical Datasheet (PDF) Complete electrical ratings, tripping characteristics, dimensions, and compliance specifications.
Request Official Datasheet (PDF)
📐
2D/3D CAD & Dimensional Drawings STEP, DXF, and PDF CAD drawing files for panel builders and switchgear designers.
Request CAD Model
Certified Standards: IEC 60898-1, IEC 60947-2, CE, RoHS, ISO 9001:2015
Manufacturer: Shanghai Newtrend Electric Co., Ltd. (Global Export Compliance)
Engineering Support: 24-hour response for custom voltage ratings, auxiliary contacts, and technical consulting.
Technical FAQ & Selection Guide

💡 Frequently Asked Technical Questions & Selection Guide

Pure engineering specifications, tripping curve parameters, and electrical selection guidance for panel builders and system designers.

AC-1 / AC-3 Duty

How to calculate contactor rating based on motor power and utilization categories (AC-1 vs AC-3 vs AC-4)?

A

AC-3 rating applies to standard squirrel-cage motor starting and stopping during normal run (starting current 5–7x In). For non-inductive or purely resistive heating loads, use the higher AC-1 rating. For severe inching, jogging, and plugging applications (AC-4 duty), derate the contactor or upsize by 1 to 2 frame sizes to prevent contact erosion.

Coil Voltage Selection

How to choose the correct control coil voltage, frequency, and electronic wide-voltage options?

A

Standard AC coils include 24V, 48V, 110V, 220V/230V, 380V at 50/60Hz. For DC control loops or PLC outputs, specify DC coils or electronic wide-range AC/DC coils (e.g. 100V–250V AC/DC) which feature built-in surge suppression, low holding power consumption, and immunity to voltage dips.

Overload Coordination

How to size and coordinate the matching thermal overload relay (TOR) for Type 2 protection?

A

Select a thermal overload relay whose current setting range straddles the motor full-load current (FLA). Set the dial precisely to 1.0x motor nameplate FLA. For IEC 60947-4-1 Type 2 coordination, pair the contactor and relay with backed-up upstream fuses or fast-acting MCB/MCCB to prevent welding under fault conditions.

Auxiliary & Interlocks

What auxiliary contact blocks and mechanical interlocks can be added for motor reversing?

A

Units feature built-in 1NO or 1NC auxiliary contacts, expandable with top-mounted 2-pole or 4-pole auxiliary contact blocks (F4 / AX) and pneumatic timer delay blocks. For forward/reverse motor starters or star-delta starter assemblies, add side-mounted mechanical interlock units (MI) with electrical interlocking.

Ambient & Altitude Derating

How do ambient temperature and installation altitude affect contactor performance?

A

Standard ratings are calibrated for -5°C to +40°C. For ambient temperatures exceeding 55°C or altitudes above 2000m (where reduced air density diminishes heat dissipation and dielectric insulation), derate operational current by 2% per 100m above 2000m and verify insulation voltage limits per IEC standards.

Related products

Sold out
LC1D258 LC1DT40 4P 40A AC Contactor 24V-380V Coil Options

LC1D258 LC1DT40 4P 40A AC Contactor 24V-380V Coil Options

Electricity Type:AC
Brand Name:Newtrend or OEM brand
Place of Origin:China
Model Number:LC1D258
Phase:3
Main Circuit Rating Current:25A
Albright Equivalent DC88-P Series 24VDC 100A Reversing Contactor

Albright Equivalent DC88-P Series 24VDC 100A Reversing Contactor

Electricity Type:DC
Brand Name:Newtrend or OEM
Place of Origin:China
Model Number:DC88P
Phase:1
Main Circuit Rating Current:500A
LC1D 3P/4P AC DC Magnetic Contactor 9A-95A 12V-220V Coil
LC1D 3P/4P AC DC Magnetic Contactor 9A-95A 12V-220V Coil

LC1D 3P/4P AC DC Magnetic Contactor 9A-95A 12V-220V Coil

Electricity Type:AC/DC
Brand Name:Newtrend or OEM brand
Place of Origin:China
Model Number:LC1D
Phase:3
Main Circuit Rating Current:9A 12A 18A 25A 30A 32A 40A 50A 65A 80A 95A
LC1-F 3P 225A DC Coil Contactor 24Vdc-440Vdc

LC1-F 3P 225A DC Coil Contactor 24Vdc-440Vdc

Electricity Type:DC
Brand Name:Newtrend or OEM brand
Place of Origin:China
Model Number:LC1F225
Phase:3
Main Circuit Rating Current:225A
DELIXI CDB6i 1P-4P MCB Air Switch Circuit Breaker 6A-25A
DELIXI CDB6i 1P-4P MCB Air Switch Circuit Breaker 6A-25A

DELIXI CDB6i 1P-4P MCB Air Switch Circuit Breaker 6A-25A

BCD Curve:C
Type:MCB
Brand Name:Delixi
Place of Origin:China
Model Number:CDB6i
Rated Frequency (Hz):50/60hz
Protection:LSI
Breaking Capacity:6kA
Rated Voltage:220V,400V ,230V,240V,380V
LP1K 24VDC Coil Mini DC Contactor 6A/9A/12A
LP1K 24VDC Coil Mini DC Contactor 6A/9A/12A

LP1K 24VDC Coil Mini DC Contactor 6A/9A/12A

Electricity Type:AC
Brand Name:NewTrend or OEM
Place of Origin:China
Model Number:LP1K
Phase:3
type:Magnetic contactor
Certificate:CE, ROHS
Sold out
2P/4P Type AC/A Auto Reset RCCB RCBO Differential Switch 25A-63A
2P/4P Type AC/A Auto Reset RCCB RCBO Differential Switch 25A-63A

2P/4P Type AC/A Auto Reset RCCB RCBO Differential Switch 25A-63A

BCD Curve:C
Type:RCCB
Brand Name:Newtrend or OEM brand
Place of Origin:China
Model Number:RD9L-R + YL9
Rated Frequency (Hz):50/60Hz
Protection:LSIG
Breaking Capacity:6kA
Rated Voltage:230/400V
LP1K09105SD/09015SD 3P 9A 72VDC Coil Solder Pin Mini Contactor
LP1K09105SD/09015SD 3P 9A 72VDC Coil Solder Pin Mini Contactor

LP1K09105SD/09015SD 3P 9A 72VDC Coil Solder Pin Mini Contactor

Electricity Type:AC
Brand Name:NewTrend or OEM
Place of Origin:China
Model Number:LP1K09
Phase:3
Main Circuit Rating Current:9A
Close
Product categories
  • Circuit Breaker & Fuses
    • Plug in Circuit Breaker
    • MCCB Circuit Breaker
    • ACB Circuit Breaker
    • Fusegear
    • Switch Disconnector
    • Manual Changeover Switch
    • Automatic Changeover Switch
    • Circuit Breaker Auxiliaries
    • UL Listed Plug in Breaker
    • UL Listed MCCB
    • UL Listed ACB
  • Automation & Control
    • AC Contactors
    • DC Contactors
    • Overload Relays
    • Motor Manual Starters
    • Frequency Inverters
    • Relays
    • Pushbuttons
    • Pilot Lights
    • Tower Lamps
  • Din-Rail Mounted Products
    • MCB
    • RCCB
    • RCBO
    • Auto Reclosing RCCB & RCBO
    • Modular Contactor
    • Surge Protector SPD
    • Over Under Voltage Protector
    • Din Rail ATS
    • Din Rail Changeover Switch
    • Din Rail Energy Meter
    • UL Listed MCB
  • Distribution Box & Cabinet
    • Distribution Box
    • Metal Enclosure
    • RA Junction Box (Economic)
    • GT Junction Box (Hinged)
    • NT Junction Box
    • KT Junction Box
    • Aluminum Junction Box
  • Load Center & Meter Bases
    • PowerMark Load Center
    • CH Load Center
    • QOD Load Center
    • QOL Load Center
    • TLS Load Center
    • Meter Bases
    • Steel Junction Box
    • UL Listed Load Center
  • Solar PV Products
    • DC MCB
    • DC MCCB
    • DC Fuses
    • DC SPD
    • DC Isolator Switch
    • PV Combiner Box
    • Solar PV Connector
    • Waterproof Box
  • Electrical Accessories
    • Terminal Blocks
    • Pre Insulated Terminals
    • Industrial Plug & Sockets
    • Insulator
    • Wiring Accessories
    • Din Rail
    • Meter & Transformer
    • Others
      • Delixi Electrical Materials
        • Delixi MCB
        • Delixi RCCB RCBO
        • Delixi MCCB ACB
        • Delixi Contactor & Overload Relays
        • Delixi Relays
        • Delixi Fuse & Disconnectors
        • Delixi Inverter & Soft Starters
        • Delixi Pushbutton & Pilot Lights
        • Delixi Changeover Switches
        • Delixi Capacitor & Reactors
        • Delixi Voltage Stabilizers
  • Chint Electrical Materials
    • Chint MCB
    • Chint RCCB RCBO
    • Chint MCCB ACB
    • Chint Contactor & Overload Relays
    • Chint Inverter & Soft Starters
    • Chint Relays
    • Chint Fuse & Disconnectors
    • Chint Pushbutton & Pilot Lights
    • Chint Changeover Switches
    • Chint Capacitor & Reactors
    • Chint Voltage Stabilizers
YOU MAY ALSO LIKE…
  • 2mm Stackable Banana Plug Multimeter Probe Test Lead Cable 2mm Stackable Banana Plug Multimeter Probe Test Lead Cable
  • Compact NSX100 to NSX800 3P/4P Molded Case Circuit Breaker Compact NSX100 to NSX800 3P/4P Molded Case Circuit Breaker
  • DELIXI YJ-S Three-Phase Emergency Power Supply DELIXI YJ-S Three-Phase Emergency Power Supply
  • CHINT NCH8-Z Modular AC Contactor with AC/DC Coil CHINT NCH8-Z Modular AC Contactor with AC/DC Coil
  • Home
  • Products
  • Factory
  • About
  • Blog
  • Contact
Main Products
More+
  • Privacy Policy
  • Refund and Returns Policy
  • Shipping policy
  • Terms-of-service

CONTACT US

  • 0086-18019187010 (WhatsApp)
  • 0086-21-37699020
  • 0086-21-64059929
  • sales@sntelec.com
  • Room J7855, 108, 1st Floor, Building 1, No. 6988, Jiasong North Road, Anting Town, Jiading District, Shanghai, China
LEAVE A MESSAGE

Get a Free Quote


    Please prove you are human by selecting the flag.

    Copyright @ Shanghai Newtrend Electric Co., Ltd. All Rights Reserved
    • Menu
    • Categories
    • Home
    • Products
    • Factory
    • About
    • Blog
    • Contact
    • Home
    • Products
    • Cross-Reference
    • Case
    • Factory
    • About
    • Blog
    • Contact
    Sidebar
    Start typing to see products you are looking for.

    Sending...