Equipment Details
Release Pulley
Anti-Lifting Automatic Release Pulley – CAA202
The anti-lifting automatic release pulley prevents the pulling rope lifting with respect to the theoretical line specifically in the case of towers with considerable height differences. It is equipped with an automatic release system to facilitate recovery operations. The wheel is made of galvanized steel and mounted on ball bearings; the pulley frame is made of galvanized steel.
| Part Number | Description |
|---|---|
| 21002000 | Anti-lifting Auto Release Pulley |
| Characteristics | |
|---|---|
| Breaking Load | 17985 lbf (80 kN) |
| Mass | 44 lbs (20 kg) |
Cross Arm Bracket
- Designed to accept most manufacturers universal stringing blocks and similar blocks
- A single handle screw grips cross arms quickly and securely
- Blocks are held in the bracket by captive locking pins
| Part Number | Description |
|---|---|
| 21021124 | Cross arm bracket |
Universal Stringing Blocks
- Universal model can be used as suspension block on an insulator pole bracket or cross arm.
- Attaches in any one of five positions without extra fittings.
- Spring loaded gate.
- Safety locking pin.
- Made of high-strength cast aluminum alloy* or lined with urethane coating.**
| Sheave Diameter | Conductor Capacity | Working Load | Weight | |||||
|---|---|---|---|---|---|---|---|---|
| Part Number | (in) | (mm) | (in) | (mm) | (lbs) | (N) | (lbs) | (kg) |
| 21021122* | 7 | 178 | 2 | 51 | 2500 | 111211 | 3 | 5.9 |
| 21015026** | 7 | 178 | 2 | 51 | 2500 | 111211 | 3 | 5.9 |
Block Fittings
All block fittings fit into the ball adapter that comes standard with the Universal Stringing Block.
| Part Number | Description |
|---|---|
| 21003410 | Y-Ball Clevis |
| 21003415 | Ball Safety Hook |
| 21003420 | Ball Clevis |
| 21003406 | Socket Eye |
| 21003405 | Socket Eye |