This lightweight large grab takes large samples in soft bottoms. Its long lever arms and sharp cutting edges on the bottom of the scoops allow it to cut deep into softer bottoms.
- Lightweight yet large volume (24 L)
- Rubber flaps over vent screens
- Self-releasing pinch-pin™ for safety
- 0.1 m2 (360 x 280 mm) sample area
- For soft bottoms
The closing mechanism is our patented self- releasing pinch-pin™ attached to the two closing arms which holds the grab open before it hits the bottom. Upon impact, the tension on the chains is released, which releases the pinch-pin™. The chain pulls the closing arms together to close the scoops when the cable is lifted. The top of each scoop is covered with 583 mm stainless steel screen for water to flow through during descent. The screen is covered with a neoprene rubber flap to prevent sample washout during retrieval. Operation requires 1/8" cable (61-B) and winch, not included. Ship wt: 67 lbs.
Specifications
Materials | 316 stainless steel |
Fasteners | 18-8 stainless steel |
Chains | Zinc-plated steel |
Bottom opening | 359 x 279 mm (14-1/8" x 11") |
Empty weight | 18.5 kg (41 lb) |
Full weight | 68 to 90 kg (150 to 200 lb) |
Volume | 24 L |
Sampling area | 0.1 square meter |
Includes | Shipping crate |
Cat. No. | Description |
1775-A10 | Van Veen Grab: Includes crate, 41 lbs, SS |
Specifications
Catalog Number | Ekman, Standard 196-B12 Kit | Ekman, Tall 196-F62 Kit | Ekman, Large 197-C12 Kit | Ponar®, Petite 1728-G30 | Ponar®, Standard 1725-F10 |
Box Size (footprint) | 15 x 15 x 15 cm (6 x 6 x 6”) | 15 x 15 x 23 cm (6 x 6 x 9”) | 23 x 23 x 23 cm (9 x 9 x 9”) | 15 x 15 cm (6 x 6”) | 23 x 23 cm (9 x 9”) |
Bite depth | 152 mm (6”) | 229 mm (9”) | 229 mm (9”) | 70 mm (2.75”) | 89 mm (3.5”) |
Screen mesh | none | none | none | 500 μm | 500 μm |
Dry Weight | 3 kg (7 lbs) | 5 kg (11 lbs) | 7 kg (15 lbs) | 11 kg (24 lbs) | 23 kg (50 lbs) |
Weight with sample | 16 kg (35 lbs) | 21 kg (46 lbs) | 38 kg (83 lbs) | 14 kg (30 lbs) | 34 kg (75 lbs) |
Extra weights | 3 kg (7 lbs) | 3 kg (7 lbs) | none | 4 kg (8 lbs) | 4 kg (8 lbs) |
Ship weight | 7 kg (15 lbs) | 8 kg (18 lbs) | 15 kg (33 lbs) | 11 kg (24 lbs) | 23 kg (50 lbs) |
Volume of Scoops | 3.5 liter (214 in3) | 5.3 liter (323 in3) | 11.9 liter (726 in3) | 2.4 liter (145 in3) | 8.2 liter (500 in3) |
Sample area | 232 cm2 (36 in2) | 232 cm2 (36 in2) | 522 cm2 (81 in2) | 232 cm2 (36 in2) | 522 cm2 (81 in2) |
Length and width overall | 24 x 22 cm (9.5 x 8.5") | 24 x 22 cm (9.5 x 8.5") | 35.5 x 33 cm (14 x 13") | 41 x 29 cm (16 x 11.5") | 55 x 25 cm (21.5 x 10") |
Accessories needed | 62-C15 poly line 66-A50 reel | 62-C15 poly line 66-A50 reel | 62-C15 poly line 66-A50 reel | 61-B14 cable 66-C10 winch or 62-C15 poly line | 61-B14 cable 66-C10 winch 66-C52 mount |
Specifications
Catalog Number | Shipek® Grab 860-A10 | Petersen 1750-G30 | Van Veen 1775-A10 | Box Corer 191-A12 |
Box Size (footprint) | 20 x 20 cm (7.8 x 7.8") | 30 x 30 cm (12 x 12") | 36 x 28 cm (14 x 11") | 15 x 15 x 23 cm (6 x 6 x 9") |
Bite depth | 102 mm (4") | 140 mm (5.5") | 114 mm (4.5") | 229 mm (9") |
Screen mesh | none | none | 500 mm (23") | 500 mm (23") |
Dry Weight | 61 kg (134 lbs) | 34 kg (75 lbs) | 21 kg (46 lbs) | 14 kg (31 lbs) |
Weight with sample | 69 kg (152 lbs) | 61 kg (135 lbs) | 68-90 kg (150-200 lbs) | 50 kg (110 lbs) |
Extra weights | none | 8 kg (18 lbs) | none | 49 kg (108 lbs) |
Ship weight | 91 kg (220 lbs) | 50 kg (160 lbs) | 41 kg (90 lbs) | 42 kg (93 lbs) |
Volume of Scoops | 3 liter (183 in3) | 9.9 liter (604 in3) | 24 liter (1465 in3) | 5.3 liter (323 in3) |
Sample area | 400 cm2 (62 in2) | 928 cm2 (144 in2) | 993 cm2 (154 in2) | 232 cm2 (36 in2) |
Length and width overall | 56 x 109 cm (22 x 43") | 65.4 x 33 cm (25.75 x 13") | 56 x 38 cm (22 x 15") | 35.5 x 24 cm (14 x 9.5") |
Accessories needed | 61-B14 cable 81-A10 crane | 61-B14 cable 81-A10 crane | 61-B14 cable 85-E10 winch | 61-B14 cable 81-A10 crane |
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