Westline Auto Transformer Starters to 355kW

Features

  • Complies with IEC947 BSEN60947 Type 2 Short Circuit Co-ordination
  • Robust, all welded steel enclosure, up to IP55 protection (* Note 1)
  • Hinged front cover with positive door catches and concealed hinges
  • Removable component baseplate
  • Front cover and gland plates bonded to enclosure main earth
  • Wide range of accessories
  • On load isolator or Fused combination switch
  • Switch handle lockable in OFF position which also locks front cover
  • Switch has positive internal indication of contact position
  • 'R' Type Thermal Overload protection with interchangeable heaters
  • Incorporates well proven Westmaster Contactors
  • Control circuit fuses as standard
  • Standard paint finish : Case - Graphite Grey RAL 7024, Door - Agate Grey RAL 7038

Note 1 : All starters are floor mounting and have protection to IP51 as standard, with the facility to be made to IP55 if required.

 

Rated Starts per Hour
Max. Rated Insulation Voltage :
Ambient Temperature Operating Limits :
Ambient Temperature Storage Limits :
Altitude :
Relative Humidity (IEC68-2) :
Supply Voltage Operating Limits :
Short Circuit Co-ordination

12
660V
-50C to +450C (* Note1)
-200C to +650C
Up to 2000M
95% at 400C
85% to 110%
50kA prospective current

Type C to BS4941
Type 2 to IEC947, BS EN ISO60947

Note 1 : Up to +650C derated.

 

  • An air cooled auto transformer is located within the starter enclosure and can have build in thermistor protection if required.
  • Transformer has tappings at 50%, 65% & 80% of line volts.
  • A mechanical interlock prevents Star and Run contactors closing at the same time.

 

Max FLC

Approximate kW / HP

 Ordering Code
220V
415/440V
HP
kW
HP
kW
   44      15      11      30      22    WHT00*B  
   60      20      15      40      30    WJT00*B  
   72      25      18.5      50      37    WKT00*B  
 105      40      30      75      55    WMT00*B  
 138      54      40    100      75    WNT00*B  
 245    100      75    180    132    WRT00*B  
 330    136    100    250    184    WTT00*B  
 600    250    184    474    355    WYT00*B  

To complete Ordering Code, replace the * with :

O - No Isolator Required
L - Fitted with Isolator
S - Fitted with Fuse Switch

Order details to include starter type together with supply details and motor rating.
Optional extras by full description.
Heater elements for the 'R' type thermal overload to be ordered separately.

 

 Starter Type    Mounting
 A  
 B  
 C  
 D  
 E  
 F  
 WHT & WJT    Floor 907 525 367 575 275 15.8
 WKT    Floor 1082 525 367 575 275 15.8
 WMT   Floor 1082 700 367 750 275 15.8
 WNT    Floor 1257 700 367 750 275 15.8
 WRT    Floor 1782 700 367 750 275 15.8
 WTT    Floor 1632 1050 450 1100 350 15.8

Approximate Shipping Specification

 Starter Type  
 Nett Kg
Gross Kg
Cu. M
 WHT & WJT  162 197 0.45
 WKT  260 320 0.52
 WMT 318 392 0.65
 WNT  343 417 0.65
 WRT  610 783 1.84
 WTT  659 832 1.84

 

Diagram Ref : BS5006306 - Typical sizes WHT, WJT, WKT & WMT

Diagram Ref : BS5006587 - Typical sizes WNT, WRT & WTT

Installation & Servicing Instructions    
Motor Starters Catalogue    
     

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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