Wulftec WRT-150

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Semi-Automatic Rotary Arm Stretch Wrapping System

The WRT-150 floor mounted model is a semi-automatic rotary tower stretch wrapping system. It is Wulftec’s most popular WRT model. All Wulftec semi-automatic rotary arm machines feature common benefits including the capability of wrapping up to 50 loads per hour, 20″ NO-THREAD powered pre-stretch carriage with 50-300% pre-stretch, 25″ ring gear bearing with pinion gear drive, 12 RPM variable speed, unlimited load weight capacity and heavy-duty structural steel construction.

NEMA 4/12 control panel dust tight and waterproof
The control panel is UL508A approved
100% Structural Steel Construction
Superior Electrical/Electronic Design including Allen Bradley MicroLogix PLC and AC drives
Wulftec’s exclusive 20″ NO-THREAD® Powered Pre-Stretch Carriage (30″ optional)
Easily available non-proprietary parts
State-of-the-art electrical control panel with all finger safe electrical components
Superior driving mechanism with heavy duty ring gear with pinion gear drive
Angled carriage to wrap approximately 2″ above floor level
Emergency stop sensor for arm path obstruction

Production Rate

- 50 loads per hour

Machine Dimensions

- 165.50″ L x
- 130″ W x
- 117.50″ H

Maximum Load Size

- 56″ L x
- 56″ W x
- 80″ H

Load Weight

- Unlimited

Approximate Shipping Weight

- 2050 lbs

Electrical Requirements

- 120 V /
- 1 ph /
- 60Hz
- 15A

Controls

- Allen Bradley MicroLogix 1200 PLC
- 24V control system
- Current overload protection
- NEMA 4/12 control cabinet (can be located up to 10′ from machine frame)
- Autoheight sensing photoeye
- Power on/off switch and status light
- Start/stop push button
- Large emergency stop (push / pull type)
- Manual carriage up/down function
- Variable rotary arm speed (12RPM)
- Separate up and down carriage speeds
- Separate top and bottom wrap selectors
- Reinforced wrap/manual rotation control
- Positive arm alignment controlled by proximity sensor
- Top cover pause switch (Splash proof program)
- Spiral up or spiral up/down switch
- Film force to load control
- Emergency stop sensor for arm path obstruction

Structure

- Heavy duty structural steel construction
- 10″ Square tubing column
- Floor mounting integrated design with 10 anchor points
- Easy access to all components

Anchoring Requirements

- Wulftec recommends using heavy-duty expansion shields of 3/4″ diameter thread size with a minimum anchor depth of 4″ in concrete. To be I-beam (6″ to 8″) mounted, there are 2 anchors at the bottom and also 2 bolts on the top of the machine frame.

Film Delivery System

- 20″ NO-THREAD® Powered Pre-Stretch Carriage
- 1 HP AC motor with Allen Bradley variable frequency drive
- Lifetime warranty on pre-stretch rollers blue compound
- Film force release for easy pull at start and end of cycle
- 50-400% pre-stretch ratio (preset to customer spec, Std 200%)
- Electronic film tension control with analog sensor
- Lexan roller cover for operator safety
- Angled carriage to wrap approximately 2″ from floor level
- Proximity sensor on carriage gate to ensure gate is properly closed

Film Carriage Drive

- 1 HP AC motor with Allen Bradley variable frequency drive
- Two #50 carriage lifting chains
- Dual 1/2″ CRS ways with UHMW-PE carriage glides
- Dual structural steel supporting boom
- Power track for efficient guiding of wires

Rotary Arm Drive

- Heavy duty 25″ ring gear with pinion gear drive
- 1 HP AC motor with Allen Bradley variable frequency drive
- 0-12 RPM variable speed
- Electronic soft start/stop
- Positive arm alignment controlled by proximity sensor
- Protection guard over the ring gear

Technical Information

- The machine is provided with a manual including electro/mechanical schematics and drawings, troubleshooting guide & Installation instructions

Notes:

- Optional
- Production rate based on load configuration and machine options
- Overall dimensions of machine in operation
- All machine specifications are subject to change without prior notice
- Please consult your us for prices

Two-Sided Cling

- Item #370267, 20″ x 5000′ 75ga Castle cast machine stretch film, 40 rolls/skid
- Item #370264, 20″ x 5000′ 80ga Castle cast machine stretch film, 40 rolls/skid
- Item #370265, 20″ x 5000′ 80ga Castle cast machine stretch film boxed, 40 rolls/skid
- Item #370335, 20″ x 4000′ 115ga Castle cast machine stretch film, 40 rolls/skid
- Item #370329, 20″ x 4000′ 120ga Castle cast machine stretch film, 40 rolls/skid
- Item #370330, 30″ x 4000′ 120ga Castle cast machine stretch film, 20 rolls/skid

Differential Cling

- Item #370268, 20″ x 6000′ 70ga Castle cast machine stretch film, 40 rolls/skid

One-Sided Cling

- Item #370274, 20″ x 8000′ 55ga SSC Castle cast machine stretch film, 40 rolls/skid
- Item #370266, 20″ x 5000′ 63ga SSC Castle cast machine stretch film, 50 rolls/skid
- Item #370303, 20″ x 6000′ 70ga SSC Castle cast machine stretch film, 40 rolls/skid