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Limits for vertical clusters only – Electro-Voice EVF/EVH EVF-1151S User Manual

Page 43

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Electro-Voice EVF/EVH User Manual

43

6.0 Rigging-Strength Ratings and Safety Factors (cont’)

THE MAXIMUM LOAD, MAXIMUM LENGTH AND EyEBOLT ANGLE RESTRICTIONS FOR

VERTICAL CLUSTERS ARE LISTED IN TABLE 10.

Table 10:

Maximum load, maximum length and eyebolt angle restrictions for vertical clusters

LIMITS FOR VERTICAL CLUSTERS ONLY

Maximum Working

Load Limit

Maximum Length

Eyebolt Angle Restrictions

482 lb (219 kg)

7.5 ft (228.6 cm)

(as shown in Figure 27)

When using eyebolts, refer to Table 12 and

Figure 29 for angle restrictions.

Table 11 gives a brief guide to the cluster combinations possible within the WLL of the EVF and EVH

enclosures.

Table 11:

Possible vertical cluster combinations within the WLL of each enclosure

LIMITS FOR VERTICAL CLUSTERS ONLY

Clustered Enclosures

Maximum Number

of Enclosures

Minimum No. of

Suspension Lines

Eyebolt Angle

Restrictions

EVH-1152/XX full-range

and/or EVF subwoofer

3

4

(2 per side)

See Table 12

and Figure 29

EVF-1122/XX and/or

EVF 12” low-frequency

5

4

(2 per side)

See Table 12

and Figure 29

EVF-1152/XX and/or

EVF 15” low-frequency

4

4

(2 per side)

See Table 12

and Figure 29

One EVF subwoofer and

four EVF-1122/XX

5

4

(2 per side)

See Table 12

and Figure 29

Two EVF subwoofer and

two EVF-1122/XX

4

4

(2 per side)

See Table 12

and Figure 29

One EVF subwoofer and

three EVF-1152/XX

4

4

(2 per side)

See Table 12

and Figure 29

Two EVF subwoofer and

two EVF-1152/XX

4

4

(2 per side)

See Table 12

and Figure 29

For clusters with trim angles between +20° and –10°, or where a rear pull back will not be used, the four

eyebolt attachment points on the top surface of the vertical cluster should be used.