ARO 7700 和 7790 系列防火花环链葫芦

防火花设计

• 不锈钢负载链和实心铜制吊钩可防止意外出现火花
• 镀锌手拉链条
• 降低起重能力并锁定速度调整以延长链条使用寿命
• 配备铜制轮的行走小车型号
• 带有工业级乙烯基握把的可选控制手柄

第 1 类应用

• 需要防火花气动葫芦
• 在正常工作条件下，大气中连续、频繁或周期性地含有危险浓度的易燃气体、灰尘或纤维

第 2 类应用

• 需要标准气动葫芦
• 大气通常是无害的，但当容器、搬运系统或通风系统出现故障时，大气会含有危险浓度的易燃气体、灰尘或纤维

<table>

<tr>

<td>ModelName</td>

<td>7718E</td>

<td>7756E</td>

<td>7770E</td>

<td>7776E</td>

<td>7790A</td>

<td>7792A</td>

</tr>

<tr>

<td>Chain falls</td>

<td>1</td>

<td>1</td>

<td>1</td>

<td>2</td>

<td>1</td>

<td>2</td>

</tr>

<tr>

<td>Speed at rated load DOWN, fpm (m/min)</td>

<td>224 (68.3)</td>

<td>112 (34.1)</td>

<td>275 (83.8)</td>

<td>56 (17.1)</td>

<td>44 (13.4)</td>

<td>24 (7.3)</td>

</tr>

<tr>

<td>Speed at rated load UP, fpm (m/min)</td>

<td>82 (25.0)</td>

<td>41 (12.5)</td>

<td>110 (33.5)</td>

<td>21 (6.4)</td>

<td>26 (7.9)</td>

<td>12 (3.7)</td>

</tr>

<tr>

<td>Headroom (Hook Mount), in (mm)</td>

<td>17.0 (431.8)</td>

<td>17.0 (431.8)</td>

<td>17.0 (431.8)</td>

<td>21.7 (551.2)</td>

<td>18.9 (480.1)</td>

<td>22.4 (569.0)</td>

</tr>

<tr>

<td>Air Consumption, m³/min (per Hoist)</td>

<td>70 (1.98)</td>

<td>70 (1.98)</td>

<td>70 (1.98)</td>

<td>70 (1.98)</td>

<td>70 (1.98)</td>

<td>70 (1.98)</td>

</tr>

<tr>

<td>Shipping Weight, lbs (kg)</td>

<td>41 (18.6)</td>

<td>41 (18.6)</td>

<td>41 (18.6)</td>

<td>53 (24.1)</td>

<td>62 (28.1)</td>

<td>81 (36.7)</td>

</tr>

<tr>

<td>Capacity, lbs (kg)</td>

<td>550 (275)</td>

<td>1100 (500)</td>

<td>275 (125)</td>

<td>2200 (1000)</td>

<td>2200 (1000)</td>

<td>4400 (2000)</td>

</tr>

</table>